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CS1000/finance.fee.js

Last active August 29, 2015 14:08
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finance.fee.js
Number.prototype.fee=function(fee){return /%$/.test(fee)?this-this*parseInt(fee)/100:this-fee}
/*
// 5 off
parseInt('100').fee(5)
// 15% off
parseInt('100').fee('15%')
*/
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