在线交易MT4外汇_外汇智能交易MQL4语言教程(二)

作者:MT4 发布时间:2021-09-22 15:04

4.牢固字

MetaQuotes 4 言语应用上面的几组牢固字。

1. 逻辑符号。
AND, NOT, OR.

2. MQL 4言语指令。
Array, Begin, Break, Continue, Define, Downto, Else, End, Exit, For, If, Input, Then, To, Variable, While。界定言语指令结构的牢固字也喊干关头字。

3. 内置函数。
Abs, AccName, AccountName, Alert, Ceil, CloseOrder, Co妹妹ent, Cos, CurTime, Day, DayOfWeek, DeleteOrder, Exp, Floor, Highest, Hour, iADX, iATR, iBANDS, iCCI, iMA, iMACD, iMFI, iMOM, iRSI, iSAR, iSTO, iWPR, IsDemo, IsIndirect, LastTradeTime, Log, Lowest, Minute, Mod, ModifyOrder, Month, MoveObject, NumberToStr, Ord, OrderValue, Period, Pow, Print, PrintTrade, Rand, Round, ServerAddress, SetArrow, SetObjectText, SetOrder, SetText, Sin, Sqrt, Srand, Symbol, Tan, TimeToStr, Year.

4. 预先设定用户变质(用户界说变质)。
Lots, StopLoss, TakeProfit, TrailingStop.

5. 预先设定接难末端变质。
AccNum, AccountNumber, Ask, Balance, Bars, Bid, Close, Credit, Equity, FreeMargin, High, Low, Margin, Open, Point, PriceAsk, PriceBid, PriceHigh, PriceLow, PriceTime, Time, TotalProfit, TotalTrades, Volume.

6. 预先设定内置函数参数(宏饬令)。
MODE_CLOSE, MODE_EMA, MODE_HIGH, MODE_LOW, MODE_MAIN, MODE_MINUSDI, MODE_OPEN, MODE_PLUSDI, MODE_SIGNAL, MODE_SMA, MODE_STOPLOSS, MODE_TAKEPROFIT, MODE_VOLUME, MODE_WMA, OBJ_HLINE, OBJ_SYMBOL, OBJ_TEXT, OBJ_TRENDLINE, OBJ_VLINE, OP_BUY, OP_BUYLIMIT, OP_BUYSTOP, OP_SELL, OP_SELLLIMIT, OP_SELLSTOP, SYMBOL_ARROWDOWN, SYMBOL_ARROWUP, SYMBOL_CHECKSIGN, SYMBOL_STOPSIGN, SYMBOL_THUMBSDOWN, SYMBOL_THUMBSUP, VAL_CLOSEPRICE, VAL_CLOSETIME, VAL_COMISSION, VAL_COMMENT, VAL_LO外汇通外汇TS, VAL_OPENPRICE, VAL_OPENTIME, VAL_PROFIT, VAL_STOPLOSS, VAL_SWAP, VAL_SYMBOL, VAL_TAKEPROFIT, VAL_TICKET, VAL_TYPE.

理论上,上述牢固字为宏记实器,即语法阐发步伐用数值与而代之。宏记实器的引进简化了编写用户功用请求的步伐:加倍不便、有关联的首要词语否以用去替换一些函数参数值。一样否以用于色采名称。

7. 色采。
AliceBlue, AntiqueWhite, Aqua, Aquamarine, Azure, Beige, Bisque, Black, BlanchedAlmond, Blue, BlueViolet, Brown, BurlyWood, CadetBlue, Chartreuse, Chocolate, Coral, CornflowerBlue, Cornsilk, Crimson, Cyan, DarkBlue, DarkCyan, DarkGoldenrod, DarkGray, DarkGreen, DarkKhaki, DarkMagenta, DarkOliveGreen, DarkOrange, DarkOrchid, DarkRed, DarkSalmon, DarkSeaGreen, DarkSlateBlue, DarkSlateGray, DarkTurquoise, DarkViolet, DeepPink, DeepSkyBlue, DimGray, DodgerBlue, FireBrick, FloralWhite, ForestGreen, Fuchsia, Gainsboro, GhostWhite, Gold, Goldenrod, Gray, Green, GreenYellow, Honeydew, HotPink, IndianRed, Indigo, Ivory, Khaki, Lavender, LavenderBlush, LawnGreen, LemonChiffon, LightBlue, LightCoral, LightCyan, LightGoldenrod, LightGreen, LightGrey, LightPink, LightSalmon, LightSeaGreen, LightSkyBlue, LightSlateGray, LightSteelBlue, LightYellow, Lime, LimeGreen, Linen, Magenta, Maroon, MediumAquamarine, Me外汇怎样样启户diumBlue, MediumOrchid, MediumPurple, MediumSeaGreen, MediumSlateBlue, MediumSpringGreen, MediumTurquoise, MediumVioletRed, MidnightBlue, MintCream, MistyRose, Moccasin, NavajoWhite, Navy, OldLace, Olive, OliveDrab, Orange, OrangeRed, Orchid, PaleGoldenrod, PaleGreen, PaleTurquoise, PaleVioletRed, PapayaWhip, PeachPuff, Peru, Pink, Plum, PowderBlue, Purple, Red, RosyBrown, RoyalBlue, SaddleBrown, Salmon, SandyBrown, SeaGreen, Seashell, Sienna, Silver, SkyBlue, SlateBlue, SlateGray, Snow, SpringGreen, SteelBlue, Tan, Teal, Thistle, Tomato, Turquoise, Violet, Wheat, White, WhiteSmoke, Yellow, YellowGreen.

一切的牢固字均长短敏感字号,即它们否以小写也能够年夜写。

4.1. 智能接难体系领导

智能接难体系领导提示MQL 4容许编写智能接难体系、自编指标、自编剧本以及从模板中停止编纂

预先设定参数或者变质的名称,将会自动正在文原编纂栏中呈现参数框架。