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apply，call，bind #237

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alanhe421 opened this issue Jan 4, 2021 · 0 comments

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alanhe421 commented Jan 4, 2021

apply与call，唯一的不同都是参数的不同，apply为参数数组，依次在第一个传入对象参之后，而call是依次在对象参之后，
apply, call都会直接执行对象原型方法
apply与call使用场景主要是借用别的对象的方法及改变this指向
bind与上述两个方法主要不同是bind的返回值是函数，并不会直接执行函数

参考链接

JavaScript 中 apply 、call 的详解 lin-xin/blog#7

alanhe421 added the JavaScript label

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