MQL4 and MetaTrader 4 - page 321

Hi there,  Just want to ask, if I use an activation on my current PC. But my PC seem have some problem so I have to take it to the shop and might reformat the PC. So is that mean that I will need to spend another activation on the next? 

I am trying to write ea that will place buy when the indicator show arrow sell or buy. I am using icustorm to do that but i am struggling with comparing values. here is my code:        void OnStart()   { //---        double sell=iCustom(NULL,0,"myIndi",0,0);        double buy=iCustom(NULL,0,"myIndi"...

Hi, I'm a relative newbie to MQL4 (but not programming). I have created a new EA. I find when I run the EA it somehow defaults to the symbol at the top of the Market watch window, in this case USDCHF. I.e. the Symbols() function returns USDCHF. The output in the Experts window also refers to USDCHF...

Hi I'm trying to retrieve the last 3 values of stochastic main, and calculate the angle of these three values/lines Is there a way to do this? I have no issue calling the values out, just can't figure out how to get the angle of these 2 lines (that connects these three Dots) Thanks

Hi, Is there a function out there that scans forex factory for upcoming news and if there is, it will not trade?  I'm trying to code an EA to have the ability to know if there is upcoming news and if yes, how many minutes away, and if it's high risk news.

Hi Guys ,    I am new in Programing , and want use from an Indicator ( its name is Trend Signal ) , and Signal Line , I tried use iCustom in my EX but it don't give any data , I will be very thankful if you say me where is my wrong ....

how to limit the number of orders on mt4 to be allowed ? to open maximum 5 orders for example? is there any EA or script for this? or configuration?

i have been baffling with the alert when on the current candle , that is i want it to be given immediately the arrow show on current candle. Have worked on the arrow to be showing on current candle when conditions are met  by changing the array to 0 (zero) in other be reading current candle. if...

There doesn't seem to be any function that indicates whether the market is open or closed. I have looked at: IsConnected() IsTradeAllowed() MarketInfo(Symbol(), MODE_TRADEALLOWED) However all of these still return true or 1 during the weekend. Is there a foolproof and good way to truly determine...

Hi, In the attachment is an indicator which does similar to StochRSI. There are two input paras: RSI and K and D. When I chose RSI=14, K=2 and D=2, I get error message as follow: ... 2017.07.09 21:03:30.843 StochRSI EURUSD,H1: zero divide in 'StochRSI.mq4' (77,56) ... But by some other timeframe...

Hi guys I've encountered a bug when spanning a single MT4 instance across 2 or 4 screens.  whenever you buy, sell or close a position, the MT4 will randomly minimize itself back to a single screen (and also then re-arranges the task bar which is quite annoying!) My guess this isn't a supported...

hello, for some reason my mt4 platforms will not open from desktop icons or through the terminal.exe in the metatrader folders for the specific brokers. only one of my several brokers will open. Running windows 10. tried to re download platforms but still have same issus. Also tried a full system...

Hi guys, I have an idea to locate my stop loss (in case Buy Order): at the lowest of 3 previous candles (i used M15 chart) I tried using iLowest ((iLowest(NULL,PERIOD_M15,MODE_LOW,3,1)) but when tested in MT4 it wont modify the SL at correct price, even in other trade SL was not modified at all....

When two currency chart's are open  the first chart is inactive.  How to make it active using mql4 without closing second chart through programming.

Hi, Hoping someone can help me with this. I'm trying to send an HTTP Post with parameters , but have not used them much. How do I format/send the parameters? Where do the parameters go? Here is my basic code so far: void OnStart () { //--- string headers = "Content-Type

when some condition come true and after that need to find current candle'shigh to sell order or current candle’s low to buyorder in same current candle. How to write code? please guide me. void OnStart()   {    doubletickLast;                              double tickCurrent;    double tickNext;...

if(Buy Condition Come true) //buy   {     static double LastAsk=Ask;     double CurrentAsk=Bid;            if(CurrentAsk<LastAsk)      {        LastAsk=CurrentAsk;      }     if(CurrentAsk>(LastAsk+2*Point))     {         tkt=OrderSend(Symbol(),OP_BUY,Lots,NormalizeDouble(Ask,Digits),0,0,0,"BO exp...

Hi. To realize a simple Exper Advisor i need to know the value that MT4 writes to the right of the momentum graph at the top gray line that delimits the graph. To understand this is the dynamic value that appears in the right column at the top limit of the graph. If you can not read it, someone can

When I run strategy tester, a balance chart is created and stored in .gif file. Is there a way to create same chart for equity instead of balance?

Hi, i wanna build a custom indicator containing alert or notification from offline chart. But this indicator will attach or put in H4 or other available TF chart (not the offline). Is this possible?

Hello guys, I am trying to read data from a txt file but for some reason it doesn't work. I wanted to share the code with you in case you may have a solution. Thanks a lot in advance. So the file is a TXT file having only 2 integer values of 1 and 10 separated by XX. So the file content is like...

Splitting a string works if I use: StringSplit(strFile,'\t',arrTab); but this does not: StringSplit(strFile,"\t",arrTab); What is the difference that one works the other not?

The Sleep() function documentation in the MQL4 reference currently reads: The Sleep() function suspends execution of the current expert within the specified interval. The Sleep() function cannot be called from custom indicators since they calculate in the interface thread and may not...

Quick couple of questions, hoping someone can help. If I did this #define NoBox 0#define BoxForming 1#define ActiveBox 2#define ActiveTradePattern 3int GetBoxCondition;int somefunc()   {    if (A==B) GetBoxCondition = NoBox;   else if (A==C) GetBoxCondition = BoxForming ;   else if (A==D)...

Hello All: I am a beginner. I need some simple mql4 codes of buy & sell! 1. Buy: When current market price is lower than last close price,their absolute value of the difference between the last close price and the current market price is 6, then open a buy ticket. 2. Sell: When current market price...

I'm doing multiple broker backtesting for some strategies I've created. The data used for testing is the same at all brokers (via import). I'm testing using MT4 build 1010 on all. I'm not seeing any errors when testing my strategies at FXCM, Tallinex and ForexWare/TradeWiseFX however when testing on...

Hello everyone I want to create multi-currency EA but i have some problem when I want to check last orderOpentime() for each currency order but EA will check orderOpentime() for last order in list. TimeCurrent()-OrderOpentime() >= Timediff { OPsell(); or OPbuy(); } I dont know how to coding for

The situation: an EA has opened two position with aTckt and bTckt and manages them (controlled Comment()). Now I close manually one of them, e.g. aTckt. But the following code neither set _LastError nor does OrderSelect() return false so that n is not incremented and the EA enters the branch: if(...

Hi! I am backtesting a simple EA I wrote and the EA takes a position when the bar closes outside of the Bollinger Band (either upper or lower). But what I want is the EA to take a position as soon as the BB is hit (next tick).  Probably common question, but can't find the information online...

hello, I am receiving the mobile alerts from mt4 to my mobile very late, with a huge lag, sometimes a few minutes, most of the time 2 or more hours. tried to reinstall the app, but with no change. when I restart the mobile phone for a small time I receive the alerts with less lag (even if not