what does ^= mean in js

Question

I was on leetcode and I saw this symbol in the discuss section

var singleNumber = function(nums) {
    let result = 0;
    
    nums.forEach((num) => result ^= num)
    
    return result;
};

please please make me understand the solution leetcode solution

Relevant: [What does the ^ (caret) symbol do in JavaScript?](https://stackoverflow.com/q/3618340) — VLAZ, May 28 '22 at 16:04
see: [Bitwise XOR assignment (^=)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Bitwise_XOR_assignment) — pilchard, May 28 '22 at 16:10
@gre_gor it's not explicitly answered in that question, but the components are — jmoerdyk, Jun 07 '22 at 16:17

score 1 · Accepted Answer · answered May 28 '22 at 16:21

1

Bitwise XOR assignment (^=)

The bitwise XOR assignment operator (^=) uses the binary representation of both operands, does a bitwise XOR operation on them and assigns the result to the variable.

Source: MDN

answered May 28 '22 at 16:21

Croustys

26
3

Your answer could be improved with additional supporting information. Please [edit] to add further details, such as citations or documentation, so that others can confirm that your answer is correct. You can find more information on how to write good answers [in the help center](/help/how-to-answer). – Community May 28 '22 at 16:48

what does ^= mean in js

1 Answers1

Bitwise XOR assignment (^=)