1.
var f = function g() { return 23; }; typeof g();
error; 运行f()为23;
2.
(function (x) { delete x; return x; })(1);
1; 了解delete用法?????
3.
(function f(f) { return typeof f(); })(function () { return 1; });
“number” ?????
时间: 2024-11-08 22:57:14