JavaScript---函数的属性和方法

原創 sun_chen_93 2020-06-04 11:59

一个方法既是函数，又是对象。是由系统构造方法Function构造而来，Function的原型上有这么几个属性或者是方法：

  • name：函数的名字-字符串
  • arguments：函数的实参列表--数组
  • length：函数形参的长度---数字
  • caller：调用函数的作用域（是个函数）
  • call（）
  • apply（）
  • bing（）
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