js怎样判断价格小数点最多2

js怎样判断价格小数点最多2 1.function doubleKeypress(val,event) { var e = event || window.event; var code = e.charCode || e.keyCode; //只能输入数字与小数点 if ((code< ...

Fri Jun 23 23:28:00 CST 2017 0 7612
 
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