{"id":65722,"date":"2026-03-15T03:27:03","date_gmt":"2026-03-14T18:27:03","guid":{"rendered":"https:\/\/sys-tre.com\/forexguide\/?p=65722"},"modified":"2026-04-15T00:53:26","modified_gmt":"2026-04-14T15:53:26","slug":"mql4-common-functions","status":"publish","type":"post","link":"https:\/\/sys-tre.com\/forexguide\/mql4-common-functions\/","title":{"rendered":"MQL4 \u5171\u901a\u95a2\u6570\u30fb\u5909\u63db\u95a2\u6570\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\uff5cAlert\u30fbComment\u30fbPrint\u30fbSleep\u30fb\u578b\u5909\u63db"},"content":{"rendered":"

MQL4\u5171\u901a\u95a2\u6570\u306fAlert\u30fbPrint\u30fbSleep\u30fb\u578b\u5909\u63db\u306a\u3069MT4 EA\u958b\u767a\u306e\u57fa\u76e4\u3068\u306a\u308b\u95a2\u6570\u7fa4\u3060\u3002\u30ed\u30b0\u51fa\u529b\u304b\u3089\u30a8\u30e9\u30fc\u51e6\u7406\u30fb\u901a\u77e5\u307e\u3067\u3001\u30b3\u30fc\u30c9\u4ed8\u304d\u3067\u5168\u95a2\u6570\u3092\u7db2\u7f85\u3059\u308b\u3002<\/p>\n\n\n

\"MQL4<\/figure>\n\n\n

MQL4\u3068MQL5\u306e\u5171\u901a\u95a2\u6570\u306e\u9055\u3044<\/h2>\n\n
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\u6a5f\u80fd<\/th>MQL4<\/th>MQL5<\/th><\/tr><\/thead>
\u30a2\u30e9\u30fc\u30c8<\/td>Alert()<\/td>Alert()<\/td><\/tr>
\u30c1\u30e3\u30fc\u30c8\u30b3\u30e1\u30f3\u30c8<\/td>Comment()<\/td>Comment()<\/td><\/tr>
\u30ed\u30b0\u51fa\u529b<\/td>Print()<\/td>Print()<\/td><\/tr>
\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u51fa\u529b<\/td>PrintFormat()\uff08\u30d3\u30eb\u30c9600+\uff09<\/td>PrintFormat()<\/td><\/tr>
\u30e1\u30fc\u30eb\u9001\u4fe1<\/td>SendMail()<\/td>SendMail()<\/td><\/tr>
\u30d7\u30c3\u30b7\u30e5\u901a\u77e5<\/td>SendNotification()<\/td>SendNotification()<\/td><\/tr>
\u30b5\u30a6\u30f3\u30c9<\/td>PlaySound()<\/td>PlaySound()<\/td><\/tr>
\u578b\u5909\u63db\uff08double\uff09<\/td>DoubleToStr()<\/td>DoubleToString()<\/td><\/tr>
\u578b\u5909\u63db\uff08str\u2192num\uff09<\/td>StrToDouble(), StrToInteger()<\/td>StringToDouble(), StringToInteger()<\/td><\/tr><\/tbody><\/table>\n<\/figure>\n\n

\u51fa\u529b\u95a2\u6570<\/h2>\n\n

Print \/ PrintFormat<\/h3>\n\n
void OutputExamples()\n  {\n   \/\/ Print \u2014 \u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u30bf\u30d6\u306b\u51fa\u529b\n   Print(\"\u30e1\u30c3\u30bb\u30fc\u30b8:\", Symbol(),\" Price=\", Ask);\n\n   \/\/ \u8907\u6570\u5f15\u6570\u3092\u9023\u7d50\u3057\u3066\u51fa\u529b\n   Print(\"Balance=\", AccountBalance(),\" Equity=\", AccountEquity(),\" Margin=\", AccountMargin());\n\n   \/\/ PrintFormat \u2014 printf\u5f62\u5f0f\uff08\u30d3\u30eb\u30c9600+\uff09\n   PrintFormat(\"Ticket: %d, Price: %.5f, Lots: %.2f\",\n               12345, Ask, 0.1);\n\n   PrintFormat(\"[%s] %s %s %.2f @ %.5f\",\n               TimeToStr(TimeCurrent(), TIME_MINUTES),\n               Symbol(),\"BUY\", 0.1, Ask);\n  }<\/code><\/pre><\/div>\n\n
Comment<\/h3>\n\n
void UpdateComment()\n  {\n   string text =\"\";\n   text +=\"=== EA Status ===n\";\n   text +=\"Time:\" + TimeToStr(TimeCurrent(), TIME_DATE|TIME_SECONDS) +\"n\";\n   text +=\"Balance:\" + DoubleToStr(AccountBalance(), 2) +\"n\";\n   text +=\"Equity:\" + DoubleToStr(AccountEquity(), 2) +\"n\";\n   text +=\"Spread:\" + IntegerToString((int)MarketInfo(Symbol(), MODE_SPREAD)) +\" ptsn\";\n   text +=\"Positions:\" + IntegerToString(OrdersTotal()) +\"n\";\n\n   Comment(text);  \/\/ \u30c1\u30e3\u30fc\u30c8\u306e\u5de6\u4e0a\u306b\u8868\u793a\n\n   \/\/ \u30af\u30ea\u30a2\u3059\u308b\u5834\u5408\n   \/\/ Comment(\"\");\n  }<\/code><\/pre><\/div>\n\n
Alert<\/h3>\n\n
void CheckAlertCondition()\n  {\n   static datetime lastAlert = 0;\n\n   \/\/ 1\u6642\u9593\u306b1\u56de\u3060\u3051\u30a2\u30e9\u30fc\u30c8\n   if(TimeCurrent() - lastAlert < 3600)\n      return;\n\n   double dd = (AccountBalance() - AccountEquity()) \/ AccountBalance() * 100;\n\n   if(dd > 10)  \/\/ \u30c9\u30ed\u30fc\u30c0\u30a6\u30f310%\u8d85\n     {\n      Alert(\"\u8b66\u544a: \u30c9\u30ed\u30fc\u30c0\u30a6\u30f3\", DoubleToStr(dd, 1),\"% -\",\n            Symbol(),\" Balance=\", AccountBalance());\n      lastAlert = TimeCurrent();\n     }\n  }<\/code><\/pre><\/div>\n\n
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\u51fa\u529b\u95a2\u6570\u306e\u4f7f\u3044\u5206\u3051<\/strong><\/span><\/div>\n
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