按位异或赋值 (^=)
按位异或赋值操作符 (^=) 使用二进制表示操作数，进行一次按位异或操作并赋值。
尝试一下
let a = 5; // 00000000000000000000000000000101
a ^= 3; // 00000000000000000000000000000011
console.log(a); // 00000000000000000000000000000110
// Expected output: 6
语法
Operator: x ^= y Meaning: x = x ^ y
示例
使用按位异或赋值
js
let a = 5; // 00000000000000000000000000000101
a ^= 3; // 00000000000000000000000000000011
console.log(a); // 00000000000000000000000000000110
// 6
let b = 5; // 00000000000000000000000000000101
b ^= 0; // 00000000000000000000000000000000
console.log(b); // 00000000000000000000000000000101
// 5
规范
| 规范 |
|---|
| ECMAScript® 2027 Language Specification # sec-assignment-operators |