JavaScript---函數的屬性和方法

原創 sun_chen_93 2020-06-04 11:59

一個方法既是函數，又是對象。是由系統構造方法Function構造而來，Function的原型上有這麼幾個屬性或者是方法：

  • name：函數的名字-字符串
  • arguments：函數的實參列表--數組
  • length：函數形參的長度---數字
  • caller：調用函數的作用域（是個函數）
  • call（）
  • apply（）
  • bing（）
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