JS to retain the number of decimal points after the wording

Source: Internet
Author: User
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This article is mainly to JS reserved decimal point After several of the writing is introduced, the need for friends can come to the reference, I hope to help you

The following: The code is as follows://reserved 2-bit function Disposenumber (value) {if (value = NULL | | value = = "") {return 0)     }else if (value.tostring (). IndexOf (".") = = 1) {return value;     }else{return Round (value, 2);     } function Round (v,e) {var t=1;     for (; e>0;t*=10,e--);     for (; e<0;t/=10,e++);   Return Math.Round (v*t)/t; }

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