javascript中的polyfill
前言
Function
Function.prototype.bind
Object
Object.is
Object.assign
Object.create
Object.keys
Object.values
Object.entries
Object.getPrototypeOf
Object.setPrototypeOf
Object.prototype.watch
Object.prototype.unwatch
Array
Array.isArray
Array.of
Array.from
Array.prototype.includes
Array.prototype.findIndex
Array.prototype.find
Array.prototype.fill
String
String.prototype.includes
String.prototype.repeat
String.prototype.startsWith
String.prototype.endsWith
Number
Number.isNaN
Number.isFinite
Number.isInteger
Number.isSafeInteger
String
String.prototype.includes
String.prototype.startsWith
String.prototype.endsWith
String.prototype.repeat
promise
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