作者:风行汽车-赣州景通4S店 | 来源:互联网 | 2023-08-27 09:11
var x=6;
1 2 3 4
| console.log(void (x=6)); //undefined
console.log(void (x)); //undefined
console.log(void 5+5); //NAN
console.log(void (5+5)); //undefined |
// console.log(void 5+5); //NAN 和 console.log(void (5+5));//undefined 的返回值为什么不都是undefined?