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let a = 5; // 00000000000000000000000000000101
a ^= 3; // 00000000000000000000000000000011

console.log(a); // 00000000000000000000000000000110
// Expected output: 6

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Operator: x ^= y
Meaning:  x  = x ^ y

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let a = 5; // 00000000000000000000000000000101
a ^= 3; // 00000000000000000000000000000011

console.log(a); // 00000000000000000000000000000110
// 6

let b = 5; // 00000000000000000000000000000101
b ^= 0; // 00000000000000000000000000000000

console.log(b); // 00000000000000000000000000000101
// 5