what is the meaning of Volume[0]<=1?

External question — Stack Overflow Stack Exchange Author: samad hamdast Original post: https://stackoverflow.com/questions/74154809 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. how can I know the new candle in mql4 is starting? what is the volume amount of the starting candle? ( starting candle means candle[0]) which of the following codes is true? a) volume[0]==0 a) volume[0]<0 b) volume[0]<1 c) volume[0]<=1

External answer — Stack Overflow Stack Exchange Author: Forexipy Original post: https://stackoverflow.com/a/74163445 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. It's not a good idea to use Volume[0] Use this code : void OnTick() { static datetime NewBar = 0; if(NewBar!=Time[0]) { //do something... Newbar = Time[0]; } }