js13>>=1怎么运算
时间: 2024-04-30 13:18:48 浏览: 10
这是一个 JavaScript 中的位运算符。`x >>= y` 表示将 `x` 向右移动 `y` 位,并用结果替换 `x`。具体来说,`x >>= 1` 表示将 `x` 右移一位,相当于将 `x` 除以 2 取整。例如:
```
let x = 10; // 二进制表示为 1010
x >>= 1; // 右移一位,变成 0101,十进制为 5
console.log(x); // 输出 5
```
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