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I’m c++ newbie and i’m a little bit confused with this code:
var *pointer=new(sharemem) var();
I’ve honestly tried to found similar question, but it was unsuccessful. I think because of my english.
That is not a cast, it is called “placement new” and you can read about it here: https://en.wikipedia.org/wiki/Placement_new
It is essentially constructing a new
varin pre-allocated memory pointed to bysharemem.