Why does a = (b=3,c=7) assign 7 to a in javascript?

Asked Dec 09 '17 at 05:34

Active Dec 09 '17 at 05:34

Viewed 37 times

I came across an interesting thing in javascript. The following code prints 7.

    a = (b=3 , c=7);
    document.write(a);

I would like to know how/why this happens.

asked Dec 09 '17 at 05:34

coderDude

3

See here: https://stackoverflow.com/questions/16282879/what-is-the-point-of-wrapping-javascript-statements-in-parentheses – NuelG Dec 09 '17 at 05:37
2

c = 7 is assigned to a. – manikant gautam Dec 09 '17 at 05:38
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Comma_Operator please see this – Chandrakant Thakkar Dec 09 '17 at 05:40
@manikantgautam I got that... I wanted to know why.. – coderDude Dec 09 '17 at 06:20

0 Answers0