I don't know how to write, need some help.

[ziyang2048]

MqlTradeRequest Request;
Request.sl = SymbolInfoDouble(Symbol(),SYMBOL_ASK) - 500;

Hi guys, I want to set sl price to current price - 500dollar,

but that does not work, so how can I write?

[R4tna C]

ziyang2048:

Hi guys, I want to set sl price to current price - 500dollar,

but that does not work, so how can I write?

Have a look at the documentation - there is a good code example in there which will help you with correct usage

https://www.mql5.com/en/docs/marketinformation/symbolinfodouble

[ziyang2048]

R4tna C #:

Have a look at the documentation - there is a good code example in there which will help you with correct usage

https://www.mql5.com/en/docs/marketinformation/symbolinfodouble

thanks, I already found how to solve btw