Question

如何用JS动态创建一个function并且能够执行

Answer 1

不能吧,只能给function加属性
或者弄面向对象明基搜
var Dog = function (name, age) {
this.name = name;
this.age = age;
this.say = function () {
console.log(this.name + "激历==>>汪汪汪"锋斗);
}
};
var dog1 = new Dog("白",12);
var dog2 = new Dog("黑",121);
dog1.say();
dog2.say();