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undersercore 源码分析

Updated 9 months ago

fe-baidu (@hooper-hc) started discussion #27

a year ago · 0 comments

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underscore 本身也依赖了不少 js 的原生方法,如下代码所示,underscore 会通过局部变量来保存一些他经常用到的方法或者属性,这样做的好处有如下两点:

局部变量的妙用 (Edit this file)

主要是为了压缩. Array.prototype.push 不具有压缩性, 但是 push 可以压缩成 一个字母, 很常见的减小库体积手段

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