【文件属性】：
文件名称：Jquery 数字验证
文件大小：17KB
文件格式：JS
更新时间：2017-05-12 09:53:17
Jquery 验证
Jquery数字验证，支持人民币、美元format；
/**
* Implementation of toFixed() that treats floats more like decimals
*
* Fixes binary rounding issues (eg. (0.615).toFixed(2) === '0.61') that present
* problems for accounting- and finance-related software.
*/
function toFixed(value, precision, optionals) {
var power = Math.pow(10, precision),
output;
// Multiply up by precision, round accurately, then divide and use native toFixed():
output = (Math.round(value * power) / power).toFixed(precision);
if (optionals) {
var optionalsRegExp = new RegExp('0{1,' + optionals + '}$');
output = output.replace(optionalsRegExp, '');
}
return output;
}