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I decided write mql4 in MT5

I start to learn mql5 today. It is a difficult for me . so I decided to write mql4 in mt5. and I start this project. #property library #property copyright "Copyright 2018, MetaQuotes Software Corp." #property link "https://www.mql5.com" #property version "1.00" //#include

mt5 is crazy or it's a new function

In Strategy Tester Or In Real MT4?

I am tring to find the function that return the running environment of my EA. How to find it's running in a tester or in a real MT4. I can't find it in the Manu. I hope this function do exist. Please Please Please Tell me please

how to get more data in tester?

I wrote a Indictor whitch need more than 10k bars to get a appropriate signal.. But in test I always get only 1000 bars to start. I use code below to show how many bars really in my tester chart . Print ( __FUNCTION__ ," bar=",bars_in_use," rates_total=",rates_total,"

My first MT5 Indicator is not work,what's wrong with this code

I code in mt4 before, I want to learn MT5 code for several times but all failed. The code below is my another try. It will work in MT4 I am sure about it, but in MT5 it show nothing graphic. I just want draw something on the chart. Could any tell me what's wrong with my code. I have already put data

how to pass a multidimensional array as a parameter

The code below is not working. Can I pass a multidimensional array as a parameter double arr[][ 3 ]; void demofunc( double & arr[]) { }

OnTrade() is not working in new mt4?

I want sent a alert when a pending order be opened. OnTrade() is not work for this . Any one know how to do this please tell me

How could indicator know the window OS Version?

How could indicator know the window OS Version? my indicator work different in XP and Win8 I have to code differently. but how could my indicator know in which OS it is running? by kernel32 ? or user32

how match data we can get from iCustom?

Dear Every One I am using the function "iCustom" to got data from zigzag . code like this tempDoule= iCustom (sym,period, "ZigZag" , 12 , 5 , 3 , 0 ,index); in order to get more data I input some data to history data. while I increase the int index to 30000 the script stopped with out error alert

combobox problem struct member undefined

dear every one I'm trying to make a combobox the Event is not working. what's wrong with my code. the code with yellow background is wrong with message "struct member undefined"; how can I get the selected index from a combobox? //+------------------------------------------------------------------+

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