{"id":65662,"date":"2026-03-15T03:27:04","date_gmt":"2026-03-14T18:27:04","guid":{"rendered":"https:\/\/sys-tre.com\/forexguide\/?p=65662"},"modified":"2026-04-15T00:53:26","modified_gmt":"2026-04-14T15:53:26","slug":"mql5-file-operations","status":"publish","type":"post","link":"https:\/\/sys-tre.com\/forexguide\/mql5-file-operations\/","title":{"rendered":"MQL5 \u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c \u5b8c\u5168\u30ac\u30a4\u30c9\uff5cFileOpen\u30fbFileWrite\u30fbCSV\u8aad\u307f\u66f8\u304d\u30fb\u30ed\u30b0\u8a18\u9332\u306e\u5b9f\u88c5"},"content":{"rendered":"\n

MQL5 \u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u95a2\u6570\u3092\u5b8c\u5168\u7db2\u7f85\u3002FileOpen\u30fbFileWrite\u30fbFileRead\u306a\u3069\u3001EA\u958b\u767a\u3067\u4f7f\u3046\u3059\u3079\u3066\u306e\u30d5\u30a1\u30a4\u30eb\u95a2\u6570\u3092\u30b3\u30fc\u30c9\u4ed8\u304d\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002CSV\u53d6\u5f15\u30ed\u30b0\u306e\u8a18\u9332\u3001\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d\u3001EA\u9593\u901a\u4fe1\u3001\u30c7\u30fc\u30bf\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u307e\u3067\u3001\u5b9f\u8df5\u7684\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u8c4a\u5bcc\u306b\u7d39\u4ecb\u3002MQL4\u3068\u306e\u9055\u3044\u3082\u4f75\u8a18\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\"MQL5<\/figure>\n\n\n\n

MQL5\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n

MQL5\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u7406\u7531\u304b\u3089\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002EA\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306f\u9650\u5b9a\u3055\u308c\u3066\u304a\u308a\u3001\u4efb\u610f\u306e\u30d1\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

\u30d5\u30a1\u30a4\u30eb\u30a2\u30af\u30bb\u30b9\u306e\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9<\/h3>\n\n\n\n
\n
\u30c7\u30a3\u30ec\u30af\u30c8\u30ea<\/th>\u30d1\u30b9<\/th>\u7528\u9014<\/th><\/tr><\/thead>
\u30ed\u30fc\u30ab\u30eb<\/td>MQL5Files<\/code><\/td>EA\u56fa\u6709\u306e\u30c7\u30fc\u30bf\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09<\/td><\/tr>
\u5171\u901a<\/td>TerminalCommonFiles<\/code><\/td>\u8907\u6570\u30bf\u30fc\u30df\u30ca\u30eb\u9593\u3067\u5171\u6709\u3059\u308b\u30c7\u30fc\u30bf<\/td><\/tr><\/tbody><\/table>\n<\/figure>\n\n\n\n
\/\/ \u30ed\u30fc\u30ab\u30eb\u30d5\u30a9\u30eb\u30c0\u306e\u30d1\u30b9\nstring localPath = TerminalInfoString(TERMINAL_DATA_PATH) +\"MQL5Files\";\nPrint(\"\u30ed\u30fc\u30ab\u30eb:\", localPath);\n\/\/ \u4f8b: C:UsersuserAppDataRoamingMetaQuotesTerminalXXXXMQL5Files\n\n\/\/ \u5171\u901a\u30d5\u30a9\u30eb\u30c0\u306e\u30d1\u30b9\nstring commonPath = TerminalInfoString(TERMINAL_COMMONDATA_PATH) +\"Files\";\nPrint(\"\u5171\u901a:\", commonPath);\n\/\/ \u4f8b: C:UsersuserAppDataRoamingMetaQuotesTerminalCommonFiles<\/code><\/pre><\/div>\n\n\n\n
\n
\n<\/path><\/svg>\n\u91cd\u8981<\/strong><\/span>\n<\/div>\n
\n\n
MQL5\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3067\u306f\u3001MQL5Files<\/code>\u30d5\u30a9\u30eb\u30c0\u306e\u5916\u306b\u306f\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u305b\u3093\u3002\"..\/\"<\/code>\u3067\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u9061\u308b\u3053\u3068\u3082\u30d6\u30ed\u30c3\u30af\u3055\u308c\u307e\u3059\u3002\u30c6\u30b9\u30bf\u30fc\uff08\u30d0\u30c3\u30af\u30c6\u30b9\u30c8\uff09\u4e2d\u306f\u5c02\u7528\u306e\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\u304c\u4f7f\u7528\u3055\u308c\u308b\u305f\u3081\u3001\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n<\/div>\n<\/div>\n\n\n\n
MQL4\u3068MQL5\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u9055\u3044<\/h3>\n\n\n\n
\n
\u9805\u76ee<\/th>MQL4<\/th>MQL5<\/th><\/tr><\/thead>
\u30c7\u30d5\u30a9\u30eb\u30c8\u30d1\u30b9<\/td>MQL4Files<\/code><\/td>MQL5Files<\/code><\/td><\/tr>
FILE_COMMON<\/td>\u5bfe\u5fdc\uff08\u30d3\u30eb\u30c9600+\uff09<\/td>\u5bfe\u5fdc<\/td><\/tr>
FILE_SHARE_READ<\/td>\u5bfe\u5fdc<\/td>\u5bfe\u5fdc\uff08\u540c\u6642\u8aad\u307f\u53d6\u308a\u53ef\u80fd\uff09<\/td><\/tr>
FILE_SHARE_WRITE<\/td>\u5bfe\u5fdc<\/td>\u5bfe\u5fdc\uff08\u540c\u6642\u66f8\u304d\u8fbc\u307f\u53ef\u80fd\uff09<\/td><\/tr>
FileWriteArray<\/td>\u5bfe\u5fdc<\/td>\u5bfe\u5fdc<\/td><\/tr>
FileReadArray<\/td>\u5bfe\u5fdc<\/td>\u5bfe\u5fdc<\/td><\/tr>
FileFindFirst\/Next<\/td>\u5bfe\u5fdc<\/td>\u5bfe\u5fdc<\/td><\/tr>
FolderCreate<\/td>\u5bfe\u5fdc<\/td>\u5bfe\u5fdc<\/td><\/tr>
FolderDelete<\/td>\u5bfe\u5fdc<\/td>\u5bfe\u5fdc<\/td><\/tr>
Unicode\u5bfe\u5fdc<\/td>\u9650\u5b9a\u7684<\/td>\u5b8c\u5168\u5bfe\u5fdc\uff08FILE_UNICODE\uff09<\/td><\/tr><\/tbody><\/table>\n<\/figure>\n\n\n\n
FileOpen\uff1a\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f<\/h2>\n\n\n\n
\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u30cf\u30f3\u30c9\u30eb\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u8d77\u70b9\u3068\u306a\u308b\u95a2\u6570\u3067\u3059\u3002<\/p>\n\n\n\n
int FileOpen(\n   string  file_name,         \/\/ \u30d5\u30a1\u30a4\u30eb\u540d\n   int     open_flags,        \/\/ \u30d5\u30e9\u30b0\u306e\u7d44\u307f\u5408\u308f\u305b\n   short   delimiter = 't',  \/\/ CSV\u533a\u5207\u308a\u6587\u5b57\uff08FILE_CSV\u306e\u5834\u5408\uff09\n   uint    codepage = CP_ACP  \/\/ \u30b3\u30fc\u30c9\u30da\u30fc\u30b8\n);\n\/\/ \u623b\u308a\u5024: \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\uff08\u5931\u6557\u6642 INVALID_HANDLE\uff09<\/code><\/pre><\/div>\n\n\n\n
\u30d5\u30a1\u30a4\u30eb\u30aa\u30fc\u30d7\u30f3\u30d5\u30e9\u30b0<\/h3>\n\n\n\n
\n
\u30d5\u30e9\u30b0<\/th>\u5024<\/th>\u8aac\u660e<\/th><\/tr><\/thead>
FILE_READ<\/td>1<\/td>\u8aad\u307f\u53d6\u308a\u7528<\/td><\/tr>
FILE_WRITE<\/td>2<\/td>\u66f8\u304d\u8fbc\u307f\u7528\uff08\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u65b0\u898f\u4f5c\u6210\uff09<\/td><\/tr>
FILE_BIN<\/td>4<\/td>\u30d0\u30a4\u30ca\u30ea\u30e2\u30fc\u30c9<\/td><\/tr>
FILE_CSV<\/td>8<\/td>CSV\u30e2\u30fc\u30c9\uff08delimiter\u6307\u5b9a\u6709\u52b9\uff09<\/td><\/tr>
FILE_TXT<\/td>16<\/td>\u30c6\u30ad\u30b9\u30c8\u30e2\u30fc\u30c9\uff08\u6539\u884c\u533a\u5207\u308a\uff09<\/td><\/tr>
FILE_ANSI<\/td>32<\/td>ANSI\u6587\u5b57\u5217\uff081\u30d0\u30a4\u30c8\uff09<\/td><\/tr>
FILE_UNICODE<\/td>64<\/td>Unicode\u6587\u5b57\u5217\uff082\u30d0\u30a4\u30c8\uff09<\/td><\/tr>
FILE_SHARE_READ<\/td>128<\/td>\u4ed6\u30d7\u30ed\u30bb\u30b9\u3068\u306e\u540c\u6642\u8aad\u307f\u53d6\u308a\u3092\u8a31\u53ef<\/td><\/tr>
FILE_SHARE_WRITE<\/td>256<\/td>\u4ed6\u30d7\u30ed\u30bb\u30b9\u3068\u306e\u540c\u6642\u66f8\u304d\u8fbc\u307f\u3092\u8a31\u53ef<\/td><\/tr>
FILE_COMMON<\/td>4096<\/td>\u5171\u901a\u30d5\u30a9\u30eb\u30c0\u3092\u4f7f\u7528<\/td><\/tr><\/tbody><\/table>\n<\/figure>\n\n\n\n
\/\/ \u30d1\u30bf\u30fc\u30f31: CSV\u30d5\u30a1\u30a4\u30eb\u306e\u65b0\u898f\u4f5c\u6210\nint handle = FileOpen(\"trade_log.csv\", FILE_WRITE | FILE_CSV | FILE_ANSI, ',');\nif(handle == INVALID_HANDLE)\n  {\n   Print(\"\u30d5\u30a1\u30a4\u30eb\u30aa\u30fc\u30d7\u30f3\u5931\u6557:\", GetLastError());\n   return;\n  }\n\/\/ ... \u66f8\u304d\u8fbc\u307f\u51e6\u7406 ...\nFileClose(handle);\n\n\/\/ \u30d1\u30bf\u30fc\u30f32: \u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u53d6\u308a\nhandle = FileOpen(\"settings.txt\", FILE_READ | FILE_TXT | FILE_ANSI);\n\n\/\/ \u30d1\u30bf\u30fc\u30f33: \u30d0\u30a4\u30ca\u30ea\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d\nhandle = FileOpen(\"data.bin\", FILE_READ | FILE_WRITE | FILE_BIN);\n\n\/\/ \u30d1\u30bf\u30fc\u30f34: \u8ffd\u8a18\u30e2\u30fc\u30c9\uff08FILE_READ | FILE_WRITE + FileSeek\uff09\nhandle = FileOpen(\"log.txt\", FILE_READ | FILE_WRITE | FILE_TXT | FILE_SHARE_READ);\nif(handle != INVALID_HANDLE)\n  {\n   FileSeek(handle, 0, SEEK_END);  \/\/ \u30d5\u30a1\u30a4\u30eb\u672b\u5c3e\u306b\u79fb\u52d5\n   FileWriteString(handle,\"\u65b0\u3057\u3044\u30ed\u30b0\u884cn\");\n   FileClose(handle);\n  }\n\n\/\/ \u30d1\u30bf\u30fc\u30f35: \u5171\u901a\u30d5\u30a9\u30eb\u30c0\uff08\u8907\u6570\u30bf\u30fc\u30df\u30ca\u30eb\u9593\u5171\u6709\uff09\nhandle = FileOpen(\"shared_data.csv\",\n                      FILE_WRITE | FILE_CSV | FILE_COMMON | FILE_SHARE_READ, ',');<\/code><\/pre><\/div>\n\n\n\n
\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u305f\u3089\u5fc5\u305aFileClose()<\/code>\u3067\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002\u9589\u3058\u5fd8\u308c\u308b\u3068\u30d5\u30a1\u30a4\u30eb\u304c\u30ed\u30c3\u30af\u3055\u308c\u3001\u4ed6\u306eEA\u3084\u624b\u52d5\u3067\u306e\u30a2\u30af\u30bb\u30b9\u304c\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u7279\u306bOnTick()\u5185\u3067\u6bce\u30c6\u30a3\u30c3\u30af\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n
FileClose\uff1a\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u308b<\/h2>\n\n\n\n
void FileClose(\n   int  file_handle  \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n);\n\n\/\/ \u5b89\u5168\u306a\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u30d1\u30bf\u30fc\u30f3\nvoid SafeFileWrite(string filename, string content)\n  {\n   int handle = FileOpen(filename, FILE_WRITE | FILE_TXT | FILE_ANSI);\n   if(handle == INVALID_HANDLE)\n     {\n      Print(\"\u30d5\u30a1\u30a4\u30eb\u30aa\u30fc\u30d7\u30f3\u5931\u6557:\", filename,\" Error:\", GetLastError());\n      return;\n     }\n\n   FileWriteString(handle, content);\n   FileClose(handle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FileWrite\uff1aCSV\u884c\u306e\u66f8\u304d\u8fbc\u307f<\/h2>\n\n\n\n
CSV\u30e2\u30fc\u30c9\u3067\u958b\u3044\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u3001\u533a\u5207\u308a\u6587\u5b57\u3067\u533a\u5207\u3089\u308c\u305f1\u884c\u3092\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002<\/p>\n\n\n\n
uint FileWrite(\n   int  file_handle,  \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n   ...                \/\/ \u66f8\u304d\u8fbc\u3080\u30c7\u30fc\u30bf\uff08\u53ef\u5909\u9577\u30fb\u578b\u6df7\u5728OK\uff09\n);\n\/\/ \u623b\u308a\u5024: \u66f8\u304d\u8fbc\u3093\u3060\u30d0\u30a4\u30c8\u6570\uff080\u306f\u30a8\u30e9\u30fc\uff09\n\n\/\/ CSV\u30c8\u30ec\u30fc\u30c9\u30ed\u30b0\u306e\u4f5c\u6210\nvoid WriteTradeLog(ulong ticket, string action, double price, double lot, double profit)\n  {\n   int handle = FileOpen(\"trade_log.csv\",\n                         FILE_READ | FILE_WRITE | FILE_CSV | FILE_ANSI, ',');\n   if(handle == INVALID_HANDLE) return;\n\n   \/\/ \u30d5\u30a1\u30a4\u30eb\u304c\u7a7a\u306e\u5834\u5408\u3001\u30d8\u30c3\u30c0\u30fc\u3092\u66f8\u304d\u8fbc\u3080\n   if(FileSize(handle) == 0)\n     {\n      FileWrite(handle,\"DateTime\",\"Ticket\",\"Action\",\"Symbol\",\"Price\",\"Lot\",\"Profit\",\"Balance\");\n     }\n\n   FileSeek(handle, 0, SEEK_END);\n   FileWrite(handle,\n      TimeToString(TimeCurrent(), TIME_DATE | TIME_SECONDS),\n      ticket, action, _Symbol,\n      DoubleToString(price, _Digits),\n      DoubleToString(lot, 2),\n      DoubleToString(profit, 2),\n      DoubleToString(AccountInfoDouble(ACCOUNT_BALANCE), 2)\n   );\n   FileClose(handle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FileWriteString\uff1a\u30c6\u30ad\u30b9\u30c8\u66f8\u304d\u8fbc\u307f<\/h2>\n\n\n\n
uint FileWriteString(\n   int     file_handle,    \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n   string  text_string,    \/\/ \u66f8\u304d\u8fbc\u3080\u6587\u5b57\u5217\n   int     length = -1     \/\/ \u66f8\u304d\u8fbc\u3080\u6587\u5b57\u6570\uff08-1=\u5168\u90e8\uff09\n);\n\n\/\/ \u30c6\u30ad\u30b9\u30c8\u30ed\u30b0\u306e\u66f8\u304d\u8fbc\u307f\nvoid AppendLog(string message)\n  {\n   int handle = FileOpen(\"ea_log.txt\",\n                         FILE_READ | FILE_WRITE | FILE_TXT |\n                         FILE_ANSI | FILE_SHARE_READ);\n   if(handle == INVALID_HANDLE) return;\n\n   FileSeek(handle, 0, SEEK_END);\n   string line = StringFormat(\"[%s] %sn\",\n                              TimeToString(TimeCurrent(), TIME_SECONDS),\n                              message);\n   FileWriteString(handle, line);\n   FileClose(handle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FileWriteInteger \/ FileWriteDouble\uff1a\u6570\u5024\u306e\u66f8\u304d\u8fbc\u307f<\/h2>\n\n\n\n
uint FileWriteInteger(\n   int  file_handle,               \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n   int  value,                     \/\/ \u66f8\u304d\u8fbc\u3080\u6574\u6570\u5024\n   int  size = INT_VALUE           \/\/ \u30d0\u30a4\u30c8\u30b5\u30a4\u30ba\uff08CHAR_VALUE=1, SHORT_VALUE=2, INT_VALUE=4\uff09\n);\n\nuint FileWriteDouble(\n   int     file_handle,\n   double  value\n);\n\n\/\/ \u30d0\u30a4\u30ca\u30ea\u5f62\u5f0f\u3067\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\uff08\u9ad8\u901f\u30fb\u30b3\u30f3\u30d1\u30af\u30c8\uff09\nvoid SaveBinaryData(double &prices[], int count)\n  {\n   int handle = FileOpen(\"price_data.bin\", FILE_WRITE | FILE_BIN);\n   if(handle == INVALID_HANDLE) return;\n\n   \/\/ \u307e\u305a\u8981\u7d20\u6570\u3092\u66f8\u304d\u8fbc\u3080\n   FileWriteInteger(handle, count);\n\n   \/\/ \u4fa1\u683c\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\n   for(int i = 0; i < count; i++)\n      FileWriteDouble(handle, prices[i]);\n\n   FileClose(handle);\n  }\n\n\/\/ \u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u8fbc\u307f\nbool LoadBinaryData(double &prices[])\n  {\n   int handle = FileOpen(\"price_data.bin\", FILE_READ | FILE_BIN);\n   if(handle == INVALID_HANDLE) return false;\n\n   int count = FileReadInteger(handle);\n   ArrayResize(prices, count);\n\n   for(int i = 0; i < count; i++)\n      prices[i] = FileReadDouble(handle);\n\n   FileClose(handle);\n   return true;\n  }<\/code><\/pre><\/div>\n\n\n\n
FileWriteArray \/ FileReadArray\uff1a\u914d\u5217\u306e\u4e00\u62ec\u4fdd\u5b58\u30fb\u8aad\u307f\u8fbc\u307f<\/h2>\n\n\n\n
\u914d\u5217\u3092\u307e\u308b\u3054\u3068\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u30fb\u8aad\u307f\u8fbc\u307f\u3057\u307e\u3059\u3002\u69cb\u9020\u4f53\u914d\u5217\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u6271\u3048\u307e\u3059\u3002<\/p>\n\n\n\n
uint FileWriteArray(\n   int          file_handle,        \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n   const void&  array[],            \/\/ \u66f8\u304d\u8fbc\u3080\u914d\u5217\n   int          start = 0,          \/\/ \u958b\u59cb\u4f4d\u7f6e\n   int          count = WHOLE_ARRAY \/\/ \u8981\u7d20\u6570\n);\n\nuint FileReadArray(\n   int    file_handle,\n   void&  array[],\n   int    start = 0,\n   int    count = WHOLE_ARRAY\n);\n\n\/\/ MqlRates\uff08\u30ed\u30fc\u30bd\u30af\u8db3\u30c7\u30fc\u30bf\uff09\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\nvoid SaveRatesToFile(string filename)\n  {\n   MqlRates rates[];\n   ArraySetAsSeries(rates, true);\n   int copied = CopyRates(_Symbol, PERIOD_H1, 0, 1000, rates);\n   if(copied <= 0) return;\n\n   int handle = FileOpen(filename, FILE_WRITE | FILE_BIN);\n   if(handle == INVALID_HANDLE) return;\n\n   FileWriteInteger(handle, copied);  \/\/ \u8981\u7d20\u6570\n   FileWriteArray(handle, rates, 0, copied);\n   FileClose(handle);\n\n   Print(copied,\"\u672c\u306e\u30d0\u30fc\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u307e\u3057\u305f\");\n  }\n\nbool LoadRatesFromFile(string filename, MqlRates &rates[])\n  {\n   int handle = FileOpen(filename, FILE_READ | FILE_BIN);\n   if(handle == INVALID_HANDLE) return false;\n\n   int count = FileReadInteger(handle);\n   ArrayResize(rates, count);\n   FileReadArray(handle, rates, 0, count);\n   FileClose(handle);\n\n   Print(count,\"\u672c\u306e\u30d0\u30fc\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3057\u305f\");\n   return true;\n  }\n\n\/\/ \u30ab\u30b9\u30bf\u30e0\u69cb\u9020\u4f53\u306e\u4fdd\u5b58\nstruct TradeRecord\n  {\n   datetime          time;\n   string            symbol;  \/\/ \u6ce8\u610f: string\u578b\u306f\u4fdd\u5b58\u4e0d\u53ef\n   double            price;\n   double            lot;\n   double            profit;\n  };\n\/\/ \u203b string\u578b\u3092\u542b\u3080\u69cb\u9020\u4f53\u306fFileWriteArray\u3067\u4fdd\u5b58\u3067\u304d\u307e\u305b\u3093\u3002\n\/\/ \u30d0\u30a4\u30ca\u30ea\u4fdd\u5b58\u3059\u308b\u5834\u5408\u306fchar\u914d\u5217\u306b\u7f6e\u304d\u63db\u3048\u308b\u304b\u3001CSV\u3067\u4fdd\u5b58\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/code><\/pre><\/div>\n\n\n\n
\n
\n<\/path><\/svg>\n\u91cd\u8981<\/strong><\/span>\n<\/div>\n
\n\n
FileWriteArray()<\/code>\u3067string\u578b\u3092\u542b\u3080\u69cb\u9020\u4f53<\/strong>\u306f\u4fdd\u5b58\u3067\u304d\u307e\u305b\u3093\u3002\u6587\u5b57\u5217\u30c7\u30fc\u30bf\u3092\u542b\u3080\u5834\u5408\u306fCSV\u5f62\u5f0f\u3067\u4fdd\u5b58\u3059\u308b\u304b\u3001\u6587\u5b57\u5217\u3092\u56fa\u5b9a\u9577\u306echar\u914d\u5217\u306b\u5909\u63db\u3057\u3066\u304b\u3089\u4fdd\u5b58\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n<\/div>\n<\/div>\n\n\n\n
FileReadString\uff1a\u30c6\u30ad\u30b9\u30c8\u8aad\u307f\u8fbc\u307f<\/h2>\n\n\n\n
string FileReadString(\n   int  file_handle,   \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n   int  length = -1    \/\/ \u8aad\u307f\u53d6\u308a\u6587\u5b57\u6570\uff08-1=\u533a\u5207\u308a\u307e\u3067\uff09\n);\n\n\/\/ \u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u5168\u884c\u8aad\u307f\u8fbc\u307f\nvoid ReadAllLines(string filename)\n  {\n   int handle = FileOpen(filename, FILE_READ | FILE_TXT | FILE_ANSI);\n   if(handle == INVALID_HANDLE)\n     {\n      Print(\"\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093:\", filename);\n      return;\n     }\n\n   int lineNum = 0;\n   while(!FileIsEnding(handle))\n     {\n      string line = FileReadString(handle);\n      lineNum++;\n      Print(lineNum,\":\", line);\n     }\n   FileClose(handle);\n  }\n\n\/\/ CSV\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f\uff08\u30d5\u30a3\u30fc\u30eb\u30c9\u3054\u3068\uff09\nvoid ReadCsvFile(string filename)\n  {\n   int handle = FileOpen(filename, FILE_READ | FILE_CSV | FILE_ANSI, ',');\n   if(handle == INVALID_HANDLE) return;\n\n   while(!FileIsEnding(handle))\n     {\n      string field1 = FileReadString(handle);  \/\/ \u6700\u521d\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\n      string field2 = FileReadString(handle);  \/\/ 2\u756a\u76ee\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\n      double field3 = FileReadNumber(handle);  \/\/ 3\u756a\u76ee\uff08\u6570\u5024\uff09\n\n      if(StringLen(field1) > 0)\n         Print(field1,\" |\", field2,\" |\", field3);\n     }\n   FileClose(handle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FileIsExist \/ FileDelete\uff1a\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d\u3068\u524a\u9664<\/h2>\n\n\n\n
bool FileIsExist(\n   const string  file_name,         \/\/ \u30d5\u30a1\u30a4\u30eb\u540d\n   int           common_flag = 0    \/\/ FILE_COMMON\u3067\u5171\u901a\u30d5\u30a9\u30eb\u30c0\u6307\u5b9a\n);\n\nbool FileDelete(\n   const string  file_name,\n   int           common_flag = 0\n);\n\n\/\/ \u4f7f\u7528\u4f8b: \u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d\nif(FileIsExist(\"ea_settings.txt\"))\n   Print(\"\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u3057\u305f\");\nelse\n   Print(\"\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\");\n\n\/\/ \u53e4\u3044\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u306e\u524a\u9664\nvoid CleanOldLogs(int daysToKeep)\n  {\n   string filename;\n   long searchHandle = FileFindFirst(\"ea_log_*.txt\", filename);\n   if(searchHandle == INVALID_HANDLE) return;\n\n   do\n     {\n      \/\/ \u30d5\u30a1\u30a4\u30eb\u540d\u304b\u3089\u65e5\u4ed8\u3092\u89e3\u6790\u3057\u3066\u53e4\u3044\u3082\u306e\u3092\u524a\u9664\n      \/\/ \uff08\u7c21\u7565\u5316\u3057\u305f\u4f8b\uff09\n      if(FileIsExist(filename))\n        {\n         int handle = FileOpen(filename, FILE_READ | FILE_BIN);\n         if(handle != INVALID_HANDLE)\n           {\n            \/\/ \u30d5\u30a1\u30a4\u30eb\u306e\u66f4\u65b0\u65e5\u6642\u30c1\u30a7\u30c3\u30af\u306f\u76f4\u63a5\u53d6\u5f97\u3067\u304d\u306a\u3044\u305f\u3081\n            \/\/ \u30d5\u30a1\u30a4\u30eb\u540d\u306b\u65e5\u4ed8\u3092\u542b\u3081\u308b\u65b9\u5f0f\u304c\u63a8\u5968\n            FileClose(handle);\n           }\n        }\n     }\n   while(FileFindNext(searchHandle, filename));\n   FileFindClose(searchHandle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FileFindFirst \/ FileFindNext \/ FileFindClose\uff1a\u30d5\u30a1\u30a4\u30eb\u306e\u691c\u7d22<\/h2>\n\n\n\n
long FileFindFirst(\n   const string  file_filter,   \/\/ \u691c\u7d22\u30d1\u30bf\u30fc\u30f3\uff08\u30ef\u30a4\u30eb\u30c9\u30ab\u30fc\u30c9\u5bfe\u5fdc\uff09\n   string&       returned_filename,\n   int           common_flag = 0\n);\n\nbool FileFindNext(\n   long     search_handle,\n   string&  returned_filename\n);\n\nvoid FileFindClose(\n   long  search_handle\n);\n\n\/\/ MQL5Files \u5185\u306eCSV\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7\u3092\u53d6\u5f97\nvoid ListCsvFiles()\n  {\n   string filename;\n   long handle = FileFindFirst(\"*.csv\", filename);\n   if(handle == INVALID_HANDLE)\n     {\n      Print(\"CSV\u30d5\u30a1\u30a4\u30eb\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\");\n      return;\n     }\n\n   Print(\"=== CSV\u30d5\u30a1\u30a4\u30eb\u4e00\u89a7 ===\");\n   int count = 0;\n   do\n     {\n      count++;\n      Print(count,\":\", filename);\n     }\n   while(FileFindNext(handle, filename));\n\n   FileFindClose(handle);\n   Print(\"\u5408\u8a08:\", count,\"\u30d5\u30a1\u30a4\u30eb\");\n  }\n\n\/\/ \u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u5185\u306e\u691c\u7d22\nvoid ListFilesInFolder(string folder)\n  {\n   string filename;\n   long handle = FileFindFirst(folder +\"*.*\", filename);\n   if(handle == INVALID_HANDLE) return;\n\n   do\n     {\n      Print(folder,\"\", filename);\n     }\n   while(FileFindNext(handle, filename));\n\n   FileFindClose(handle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FolderCreate \/ FolderDelete\uff1a\u30d5\u30a9\u30eb\u30c0\u64cd\u4f5c<\/h2>\n\n\n\n
bool FolderCreate(\n   string  folder_name,        \/\/ \u30d5\u30a9\u30eb\u30c0\u540d\n   int     common_flag = 0     \/\/ FILE_COMMON\u3067\u5171\u901a\u30d5\u30a9\u30eb\u30c0\n);\n\nbool FolderDelete(\n   string  folder_name,\n   int     common_flag = 0\n);\n\n\/\/ EA\u7528\u306e\u30b5\u30d6\u30d5\u30a9\u30eb\u30c0\u3092\u4f5c\u6210\nstring eaFolder =\"MyEA_v2\";\n\/\/ FolderCreate\u306f\u65e2\u5b58\u30d5\u30a9\u30eb\u30c0\u3067\u3082\u554f\u984c\u306a\u304f\u52d5\u4f5c\u3059\u308b\n   FolderCreate(eaFolder);\n\n\/\/ \u65e5\u4ed8\u5225\u306e\u30ed\u30b0\u30d5\u30a9\u30eb\u30c0\nMqlDateTime dt;\nTimeCurrent(dt);\nstring dateFolder = StringFormat(\"logs%04d%02d%02d\", dt.year, dt.mon, dt.day);\nFolderCreate(dateFolder);\n\n\/\/ \u30d5\u30a9\u30eb\u30c0\u5185\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\nint handle = FileOpen(dateFolder +\"trade_log.csv\",\n                      FILE_WRITE | FILE_CSV | FILE_ANSI, ',');\nif(handle != INVALID_HANDLE)\n  {\n   FileWrite(handle,\"Time\",\"Action\",\"Price\");\n   FileClose(handle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FileSeek \/ FileTell \/ FileSize\uff1a\u30d5\u30a1\u30a4\u30eb\u30dd\u30a4\u30f3\u30bf\u64cd\u4f5c<\/h2>\n\n\n\n
bool FileSeek(\n   int   file_handle,  \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n   long  offset,       \/\/ \u30aa\u30d5\u30bb\u30c3\u30c8\uff08\u30d0\u30a4\u30c8\u6570\uff09\n   int   origin        \/\/ \u57fa\u6e96\u4f4d\u7f6e: SEEK_SET(\u5148\u982d), SEEK_CUR(\u73fe\u5728\u4f4d\u7f6e), SEEK_END(\u672b\u5c3e)\n);\n\nulong FileTell(\n   int  file_handle    \/\/ \u73fe\u5728\u4f4d\u7f6e\u3092\u53d6\u5f97\n);\n\nulong FileSize(\n   int  file_handle    \/\/ \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u53d6\u5f97\n);\n\n\/\/ \u8ffd\u8a18\u30d1\u30bf\u30fc\u30f3\nvoid AppendToFile(string filename, string text)\n  {\n   int handle = FileOpen(filename, FILE_READ | FILE_WRITE | FILE_TXT | FILE_ANSI);\n   if(handle == INVALID_HANDLE)\n     {\n      \/\/ \u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u65b0\u898f\u4f5c\u6210\n      handle = FileOpen(filename, FILE_WRITE | FILE_TXT | FILE_ANSI);\n      if(handle == INVALID_HANDLE) return;\n     }\n   else\n      FileSeek(handle, 0, SEEK_END);  \/\/ \u672b\u5c3e\u306b\u79fb\u52d5\n\n   FileWriteString(handle, text +\"n\");\n   FileClose(handle);\n  }\n\n\/\/ \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306e\u78ba\u8a8d\nvoid CheckFileSize(string filename)\n  {\n   int handle = FileOpen(filename, FILE_READ | FILE_BIN);\n   if(handle == INVALID_HANDLE) return;\n\n   ulong size = FileSize(handle);\n   FileClose(handle);\n\n   if(size > 10 * 1024 * 1024)  \/\/ 10MB\u8d85\n      Print(\"\u8b66\u544a: \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5927\u304d\u3044\u3067\u3059:\", size \/ 1024,\"KB\");\n  }<\/code><\/pre><\/div>\n\n\n\n
FileFlush\uff1a\u30d0\u30c3\u30d5\u30a1\u306e\u30d5\u30e9\u30c3\u30b7\u30e5<\/h2>\n\n\n\n
void FileFlush(\n   int  file_handle  \/\/ \u30d5\u30a1\u30a4\u30eb\u30cf\u30f3\u30c9\u30eb\n);\n\n\/\/ \u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30ed\u30b0\u3067\u306e\u4f7f\u7528\n\/\/ FileClose()\u305b\u305a\u306b\u3001\u66f8\u304d\u8fbc\u3093\u3060\u30c7\u30fc\u30bf\u3092\u30c7\u30a3\u30b9\u30af\u306b\u78ba\u5b9f\u306b\u4fdd\u5b58\nint logHandle = INVALID_HANDLE;\n\nint OnInit()\n  {\n   logHandle = FileOpen(\"realtime_log.txt\",\n                        FILE_WRITE | FILE_TXT | FILE_SHARE_READ | FILE_ANSI);\n   return logHandle != INVALID_HANDLE ? INIT_SUCCEEDED : INIT_FAILED;\n  }\n\nvoid OnTick()\n  {\n   if(logHandle == INVALID_HANDLE) return;\n\n   string line = StringFormat(\"%s Bid=%.5f Ask=%.5fn\",\n                              TimeToString(TimeCurrent(), TIME_SECONDS),\n                              SymbolInfoDouble(_Symbol, SYMBOL_BID),\n                              SymbolInfoDouble(_Symbol, SYMBOL_ASK));\n   FileWriteString(logHandle, line);\n   FileFlush(logHandle);  \/\/ \u5373\u5ea7\u306b\u30c7\u30a3\u30b9\u30af\u306b\u66f8\u304d\u8fbc\u3080\n  }\n\nvoid OnDeinit(const int reason)\n  {\n   if(logHandle != INVALID_HANDLE)\n      FileClose(logHandle);\n  }<\/code><\/pre><\/div>\n\n\n\n
FileFlush()<\/code>\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u305a\u306b\u30d0\u30c3\u30d5\u30a1\u306e\u5185\u5bb9\u3092\u30c7\u30a3\u30b9\u30af\u306b\u66f8\u304d\u51fa\u3057\u307e\u3059\u3002\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30ed\u30b0\u8a18\u9332\u3067\u3001\u5916\u90e8\u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u30ed\u30b0\u3092\u76e3\u8996\u3057\u305f\u3044\u5834\u5408\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u6bce\u30c6\u30a3\u30c3\u30af\u547c\u3073\u51fa\u3059\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3059\u308b\u305f\u3081\u3001\u7279\u5b9a\u306e\u30a4\u30d9\u30f3\u30c8\u6642\u306e\u307f\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
FileIsEnding \/ FileIsLineEnding\uff1a\u30d5\u30a1\u30a4\u30eb\u7d42\u7aef\u306e\u691c\u51fa<\/h2>\n\n\n\n
bool FileIsEnding(int file_handle);      \/\/ \u30d5\u30a1\u30a4\u30eb\u306e\u7d42\u7aef\u306b\u9054\u3057\u305f\u304b\nbool FileIsLineEnding(int file_handle);  \/\/ \u884c\u306e\u7d42\u7aef\u306b\u9054\u3057\u305f\u304b\n\n\/\/ \u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u5168\u884c\u8aad\u307f\u8fbc\u307f\nint handle = FileOpen(\"data.txt\", FILE_READ | FILE_TXT | FILE_ANSI);\nif(handle != INVALID_HANDLE)\n  {\n   while(!FileIsEnding(handle))\n     {\n      string line = FileReadString(handle);\n      Print(line);\n     }\n   FileClose(handle);\n  }\n\n\/\/ CSV\u306e\u884c\u3054\u3068\u306e\u51e6\u7406\nint handle = FileOpen(\"data.csv\", FILE_READ | FILE_CSV | FILE_ANSI, ',');\nif(handle != INVALID_HANDLE)\n  {\n   while(!FileIsEnding(handle))\n     {\n      \/\/ 1\u884c\u5206\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u8aad\u307f\u8fbc\u307f\n      string fields[];\n      int fieldCount = 0;\n\n      while(!FileIsLineEnding(handle) && !FileIsEnding(handle))\n        {\n         fieldCount++;\n         ArrayResize(fields, fieldCount);\n         fields[fieldCount-1] = FileReadString(handle);\n        }\n\n      \/\/ fields\u306b1\u884c\u5206\u306e\u30c7\u30fc\u30bf\u304c\u5165\u3063\u3066\u3044\u308b\n      if(fieldCount > 0)\n         Print(\"\u5217\u6570:\", fieldCount,\" \u5148\u982d:\", fields[0]);\n     }\n   FileClose(handle);\n  }<\/code><\/pre><\/div>\n\n\n\n
\u5b9f\u8df5\u30d1\u30bf\u30fc\u30f3\uff1aEA\u958b\u767a\u3067\u306e\u30d5\u30a1\u30a4\u30eb\u6d3b\u7528<\/h2>\n\n\n\n
\u30d1\u30bf\u30fc\u30f31\uff1aCSV\u53d6\u5f15\u30ed\u30b0\u30b7\u30b9\u30c6\u30e0<\/h3>\n\n\n\n
class CTradeLogger\n  {\nprivate:\n   string            m_filename;\n   bool              m_headerWritten;\n\npublic:\n                     CTradeLogger(string eaName)\n     {\n      MqlDateTime dt;\n      TimeCurrent(dt);\n      m_filename = StringFormat(\"%s%s_%04d%02d%02d.csv\",\n                                eaName, _Symbol, dt.year, dt.mon, dt.day);\n      m_headerWritten = FileIsExist(m_filename);\n\n      \/\/ \u30d5\u30a9\u30eb\u30c0\u4f5c\u6210\n      FolderCreate(eaName);\n     }\n\n   void              LogEntry(ulong ticket, string direction, double price,\n                              double lot, double sl, double tp)\n     {\n      int handle = FileOpen(m_filename,\n                            FILE_READ | FILE_WRITE | FILE_CSV | FILE_ANSI | FILE_SHARE_READ, ',');\n      if(handle == INVALID_HANDLE) return;\n\n      if(!m_headerWritten)\n        {\n         FileWrite(handle,\"DateTime\",\"Ticket\",\"Type\",\"Symbol\",\"Price\",\"Lot\",\"SL\",\"TP\",\"Spread\",\"Comment\");\n         m_headerWritten = true;\n        }\n\n      FileSeek(handle, 0, SEEK_END);\n      FileWrite(handle,\n         TimeToString(TimeCurrent(), TIME_DATE | TIME_SECONDS),\n         ticket, direction, _Symbol,\n         DoubleToString(price, _Digits),\n         DoubleToString(lot, 2),\n         DoubleToString(sl, _Digits),\n         DoubleToString(tp, _Digits),\n         (int)SymbolInfoInteger(_Symbol, SYMBOL_SPREAD),\"Entry\"\n      );\n      FileClose(handle);\n     }\n\n   void              LogExit(ulong ticket, double closePrice, double profit)\n     {\n      int handle = FileOpen(m_filename,\n                            FILE_READ | FILE_WRITE | FILE_CSV | FILE_ANSI | FILE_SHARE_READ, ',');\n      if(handle == INVALID_HANDLE) return;\n\n      FileSeek(handle, 0, SEEK_END);\n      FileWrite(handle,\n         TimeToString(TimeCurrent(), TIME_DATE | TIME_SECONDS),\n         ticket,\"Close\", _Symbol,\n         DoubleToString(closePrice, _Digits),\"\",\"\",\"\",\n         (int)SymbolInfoInteger(_Symbol, SYMBOL_SPREAD),\n         StringFormat(\"Exit P\/L=%.2f\", profit)\n      );\n      FileClose(handle);\n     }\n  };<\/code><\/pre><\/div>\n\n\n\n
\u30d1\u30bf\u30fc\u30f32\uff1a\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d<\/h3>\n\n\n\n
class CSettings\n  {\nprivate:\n   string            m_filename;\n   string            m_keys[];\n   string            m_values[];\n   int               m_count;\n\npublic:\n                     CSettings(string filename) : m_filename(filename), m_count(0) {}\n\n   \/\/ \u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f\uff08key=value\u5f62\u5f0f\uff09\n   bool              Load()\n     {\n      if(!FileIsExist(m_filename)) return false;\n\n      int handle = FileOpen(m_filename, FILE_READ | FILE_TXT | FILE_ANSI);\n      if(handle == INVALID_HANDLE) return false;\n\n      m_count = 0;\n      while(!FileIsEnding(handle))\n        {\n         string line = FileReadString(handle);\n         StringTrimLeft(line);\n         StringTrimRight(line);\n\n         \/\/ \u30b3\u30e1\u30f3\u30c8\u884c\u3068\u30d6\u30e9\u30f3\u30af\u884c\u3092\u30b9\u30ad\u30c3\u30d7\n         if(StringLen(line) == 0 || StringGetCharacter(line, 0) == '#')\n            continue;\n\n         \/\/ key=value \u306e\u89e3\u6790\n         int eqPos = StringFind(line,\"=\");\n         if(eqPos <= 0) continue;\n\n         m_count++;\n         ArrayResize(m_keys, m_count);\n         ArrayResize(m_values, m_count);\n         m_keys[m_count-1] = StringSubstr(line, 0, eqPos);\n         m_values[m_count-1] = StringSubstr(line, eqPos + 1);\n         StringTrimLeft(m_keys[m_count-1]);\n         StringTrimRight(m_keys[m_count-1]);\n         StringTrimLeft(m_values[m_count-1]);\n         StringTrimRight(m_values[m_count-1]);\n        }\n      FileClose(handle);\n      Print(m_count,\"\u4ef6\u306e\u8a2d\u5b9a\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3057\u305f\");\n      return true;\n     }\n\n   \/\/ \u5024\u306e\u53d6\u5f97\n   string            GetString(string key, string defaultVal =\"\")\n     {\n      for(int i = 0; i < m_count; i++)\n         if(m_keys[i] == key) return m_values[i];\n      return defaultVal;\n     }\n\n   int               GetInt(string key, int defaultVal = 0)\n     { return (int)StringToInteger(GetString(key, IntegerToString(defaultVal))); }\n\n   double            GetDouble(string key, double defaultVal = 0)\n     { return StringToDouble(GetString(key, DoubleToString(defaultVal, 8))); }\n\n   bool              GetBool(string key, bool defaultVal = false)\n     { return GetString(key, defaultVal ?\"true\" :\"false\") ==\"true\"; }\n\n   \/\/ \u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u4fdd\u5b58\n   bool              Save()\n     {\n      int handle = FileOpen(m_filename, FILE_WRITE | FILE_TXT | FILE_ANSI);\n      if(handle == INVALID_HANDLE) return false;\n\n      FileWriteString(handle,\"# EA Settings - Auto Generatedn\");\n      FileWriteString(handle, StringFormat(\"# %snn\",\n                      TimeToString(TimeCurrent(), TIME_DATE | TIME_SECONDS)));\n\n      for(int i = 0; i < m_count; i++)\n         FileWriteString(handle, m_keys[i] +\"=\" + m_values[i] +\"n\");\n\n      FileClose(handle);\n      return true;\n     }\n  };\n\n\/\/ \u4f7f\u7528\u4f8b\nCSettings settings(\"myea_config.txt\");\nint OnInit()\n  {\n   if(settings.Load())\n     {\n      double lotSize = settings.GetDouble(\"lot_size\", 0.01);\n      int slPips = settings.GetInt(\"sl_pips\", 50);\n      bool useTrailing = settings.GetBool(\"use_trailing\", false);\n     }\n   return INIT_SUCCEEDED;\n  }<\/code><\/pre><\/div>\n\n\n\n
\u30d1\u30bf\u30fc\u30f33\uff1aEA\u9593\u901a\u4fe1\uff08\u30d5\u30a1\u30a4\u30eb\u30d9\u30fc\u30b9\uff09<\/h3>\n\n\n\n
\/\/ \u5171\u901a\u30d5\u30a9\u30eb\u30c0\u3092\u4f7f\u3063\u305fEA\u9593\u901a\u4fe1\n\/\/ \u9001\u4fe1\u5074EA\nvoid SendSignal(string signalName, int direction, double price)\n  {\n   string filename =\"signals\" + signalName +\".sig\";\n   int handle = FileOpen(filename,\n                         FILE_WRITE | FILE_TXT | FILE_COMMON | FILE_SHARE_READ);\n   if(handle == INVALID_HANDLE) return;\n\n   string data = StringFormat(\"%d|%.5f|%s|%s\",\n                              direction, price, _Symbol,\n                              TimeToString(TimeCurrent()));\n   FileWriteString(handle, data);\n   FileClose(handle);\n  }\n\n\/\/ \u53d7\u4fe1\u5074EA\nstruct SignalData\n  {\n   int    direction;\n   double price;\n   string symbol;\n   string time;\n  };\n\nbool ReceiveSignal(string signalName, SignalData &signal)\n  {\n   string filename =\"signals\" + signalName +\".sig\";\n   if(!FileIsExist(filename, FILE_COMMON)) return false;\n\n   int handle = FileOpen(filename,\n                         FILE_READ | FILE_TXT | FILE_COMMON | FILE_SHARE_WRITE);\n   if(handle == INVALID_HANDLE) return false;\n\n   string data = FileReadString(handle);\n   FileClose(handle);\n\n   \/\/ \u30b7\u30b0\u30ca\u30eb\u30c7\u30fc\u30bf\u3092\u89e3\u6790\n   string parts[];\n   if(StringSplit(data, '|', parts) < 4) return false;\n\n   signal.direction = (int)StringToInteger(parts[0]);\n   signal.price     = StringToDouble(parts[1]);\n   signal.symbol    = parts[2];\n   signal.time      = parts[3];\n\n   \/\/ \u8aad\u307f\u53d6\u308a\u5f8c\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\uff081\u56de\u3060\u3051\u51e6\u7406\uff09\n   FileDelete(filename, FILE_COMMON);\n   return true;\n  }<\/code><\/pre><\/div>\n\n\n\n
\u30d1\u30bf\u30fc\u30f34\uff1a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30ec\u30dd\u30fc\u30c8\u306e\u51fa\u529b<\/h3>\n\n\n\n
void GeneratePerformanceReport()\n  {\n   string filename = StringFormat(\"report_%s_%s.csv\",\n                                  _Symbol,\n                                  TimeToString(TimeCurrent(), TIME_DATE));\n   StringReplace(filename,\".\",\"\");\n   StringReplace(filename,\":\",\"\");\n\n   int handle = FileOpen(filename, FILE_WRITE | FILE_CSV | FILE_ANSI, ',');\n   if(handle == INVALID_HANDLE) return;\n\n   \/\/ \u30d8\u30c3\u30c0\u30fc\n   FileWrite(handle,\"Ticket\",\"Time\",\"Type\",\"Symbol\",\"Lot\",\"Price\",\"SL\",\"TP\",\"Profit\",\"Swap\",\"Commission\");\n\n   \/\/ \u53d6\u5f15\u5c65\u6b74\u306e\u51fa\u529b\n   HistorySelect(0, TimeCurrent());\n   int total = HistoryDealsTotal();\n   double totalProfit = 0;\n   int winCount = 0, lossCount = 0;\n\n   for(int i = 0; i < total; i++)\n     {\n      ulong ticket = HistoryDealGetTicket(i);\n      if(HistoryDealGetInteger(ticket, DEAL_ENTRY) != DEAL_ENTRY_OUT)\n         continue;\n\n      double profit = HistoryDealGetDouble(ticket, DEAL_PROFIT);\n      totalProfit += profit;\n      if(profit >= 0) winCount++; else lossCount++;\n\n      FileWrite(handle,\n         ticket,\n         TimeToString((datetime)HistoryDealGetInteger(ticket, DEAL_TIME)),\n         HistoryDealGetInteger(ticket, DEAL_TYPE) == DEAL_TYPE_BUY ?\"Buy\" :\"Sell\",\n         HistoryDealGetString(ticket, DEAL_SYMBOL),\n         DoubleToString(HistoryDealGetDouble(ticket, DEAL_VOLUME), 2),\n         DoubleToString(HistoryDealGetDouble(ticket, DEAL_PRICE), _Digits),\n         DoubleToString(HistoryDealGetDouble(ticket, DEAL_SL), _Digits),\n         DoubleToString(HistoryDealGetDouble(ticket, DEAL_TP), _Digits),\n         DoubleToString(profit, 2),\n         DoubleToString(HistoryDealGetDouble(ticket, DEAL_SWAP), 2),\n         DoubleToString(HistoryDealGetDouble(ticket, DEAL_COMMISSION), 2)\n      );\n     }\n\n   \/\/ \u30b5\u30de\u30ea\u30fc\u884c\n   FileWrite(handle,\"\");\n   FileWrite(handle,\"Summary\");\n   FileWrite(handle,\"Total Trades\", winCount + lossCount);\n   FileWrite(handle,\"Win\", winCount);\n   FileWrite(handle,\"Loss\", lossCount);\n   FileWrite(handle,\"Win Rate\",\n             DoubleToString(winCount * 100.0 \/ MathMax(winCount + lossCount, 1), 1) +\"%\");\n   FileWrite(handle,\"Total Profit\", DoubleToString(totalProfit, 2));\n\n   FileClose(handle);\n   Print(\"\u30ec\u30dd\u30fc\u30c8\u3092\u51fa\u529b\u3057\u307e\u3057\u305f:\", filename);\n  }<\/code><\/pre><\/div>\n\n\n\n
\u30d5\u30a1\u30a4\u30eb\u95a2\u6570\u4e00\u89a7\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/h2>\n\n\n\n
\n
\u95a2\u6570<\/th>\u6a5f\u80fd<\/th>\u5bfe\u5fdc\u30e2\u30fc\u30c9<\/th><\/tr><\/thead>
FileOpen<\/td>\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304f<\/td>CSV \/ TXT \/ BIN<\/td><\/tr>
FileClose<\/td>\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u308b<\/td>\u5168\u30e2\u30fc\u30c9<\/td><\/tr>
FileWrite<\/td>CSV\u884c\u306e\u66f8\u304d\u8fbc\u307f<\/td>CSV<\/td><\/tr>
FileWriteString<\/td>\u6587\u5b57\u5217\u306e\u66f8\u304d\u8fbc\u307f<\/td>TXT \/ BIN<\/td><\/tr>
FileWriteInteger<\/td>\u6574\u6570\u306e\u66f8\u304d\u8fbc\u307f<\/td>BIN<\/td><\/tr>
FileWriteDouble<\/td>\u6d6e\u52d5\u5c0f\u6570\u70b9\u306e\u66f8\u304d\u8fbc\u307f<\/td>BIN<\/td><\/tr>
FileWriteArray<\/td>\u914d\u5217\u306e\u4e00\u62ec\u66f8\u304d\u8fbc\u307f<\/td>BIN<\/td><\/tr>
FileReadString<\/td>\u6587\u5b57\u5217\u306e\u8aad\u307f\u8fbc\u307f<\/td>CSV \/ TXT \/ BIN<\/td><\/tr>
FileReadInteger<\/td>\u6574\u6570\u306e\u8aad\u307f\u8fbc\u307f<\/td>BIN<\/td><\/tr>
FileReadDouble<\/td>\u6d6e\u52d5\u5c0f\u6570\u70b9\u306e\u8aad\u307f\u8fbc\u307f<\/td>BIN<\/td><\/tr>
FileReadArray<\/td>\u914d\u5217\u306e\u4e00\u62ec\u8aad\u307f\u8fbc\u307f<\/td>BIN<\/td><\/tr>
FileIsExist<\/td>\u30d5\u30a1\u30a4\u30eb\u306e\u5b58\u5728\u78ba\u8a8d<\/td>-<\/td><\/tr>
FileDelete<\/td>\u30d5\u30a1\u30a4\u30eb\u306e\u524a\u9664<\/td>-<\/td><\/tr>
FileFindFirst\/Next\/Close<\/td>\u30d5\u30a1\u30a4\u30eb\u306e\u691c\u7d22<\/td>-<\/td><\/tr>
FolderCreate<\/td>\u30d5\u30a9\u30eb\u30c0\u306e\u4f5c\u6210<\/td>-<\/td><\/tr>
FolderDelete<\/td>\u30d5\u30a9\u30eb\u30c0\u306e\u524a\u9664<\/td>-<\/td><\/tr>
FileSeek<\/td>\u30dd\u30a4\u30f3\u30bf\u79fb\u52d5<\/td>\u5168\u30e2\u30fc\u30c9<\/td><\/tr>
FileTell<\/td>\u73fe\u5728\u4f4d\u7f6e\u306e\u53d6\u5f97<\/td>\u5168\u30e2\u30fc\u30c9<\/td><\/tr>
FileSize<\/td>\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba<\/td>\u5168\u30e2\u30fc\u30c9<\/td><\/tr>
FileFlush<\/td>\u30d0\u30c3\u30d5\u30a1\u306e\u30d5\u30e9\u30c3\u30b7\u30e5<\/td>\u5168\u30e2\u30fc\u30c9<\/td><\/tr>
FileIsEnding<\/td>\u30d5\u30a1\u30a4\u30eb\u7d42\u7aef\u691c\u51fa<\/td>\u5168\u30e2\u30fc\u30c9<\/td><\/tr>
FileIsLineEnding<\/td>\u884c\u7d42\u7aef\u691c\u51fa<\/td>CSV \/ TXT<\/td><\/tr><\/tbody><\/table>\n<\/figure>\n\n\n\n