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js中的一些简洁写法 #42

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lovelmh13 opened this issue Jul 19, 2020 · 0 comments

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lovelmh13 commented Jul 19, 2020

有.x属性，并且返回.x的值

出自 node Buffer.from源码

const valueOf = value.valueOf && value.valueOf() // 有value属性，并且返回.value()的值
if (valueOf !== null && valueOf !== undefined && valueOf !== value)
  return Buffer.from(valueOf, encodingOrOffset, length)

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