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weijiyang / GOOD-IDEA

这里记录一些灵感~详见ISSUES
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实现 (5).add(3).minus(2) #64

Open weijiyang opened 4 years ago

weijiyang commented 4 years ago 
Number.prototype.add = function (num) {
   return this.valueOf() + num
}
Number.prototype.minus = function (num) {
    return this.valueOf() - num
}