x = 10; console.log(x++); //10 console.log(++x); //12 console.log((x++) + (++x)); //26 console.log((x--) - (--x)); //2

Question

Can any one explain briefly how addition and subtraction work with post and pre. Increment and drecrement in js

Answer 1

x = 10;
//first prints then adds:
console.log(x++); //print 10; x=11

//folds first then prints:
console.log(++x); //print 12; x=12

console.log((x++) + (++x)); //26
console.log((x--) - (--x)); //26-24=2

Answer 2

Neel Tilak
Use description place to add details, code..
hoping may this helps you.. .

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