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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title> New Document </title> <meta name="Generator" content="EditPlus"> <meta name="Author" content=""> <meta name="Keywords" content=""> <meta name="Description" content=""> </head><script type="text/javascript"><!--//-------------------------------------------- //删除千分点。 //-------------------------------------------- function removeComma(number) {var num = number+"";num = num.replace(new RegExp(",","g"),""); if(/^[-+]?[0-9]+(\.[0-9]+)?$/.test(num)) { return num; } else { return number; } } //-------------------------------------------- //添加千分点。 //-------------------------------------------- function addKannma(number) {var num = number + "";num = num.replace(new RegExp(",","g"),""); // 正负号处理 var symble = ""; if(/^([-+]).*$/.test(num)) { symble = num.replace(/^([-+]).*$/,"$1"); num = num.replace(/^([-+])(.*)$/,"$2"); } if(/^[0-9]+(\.[0-9]+)?$/.test(num)) { var num = num.replace(new RegExp("^[0]+","g"),""); if(/^\./.test(num)) { num = "0" + num; } var decimal = num.replace(/^[0-9]+(\.[0-9]+)?$/,"$1"); var integer= num.replace(/^([0-9]+)(\.[0-9]+)?$/,"$1"); var re=/(\d+)(\d{3})/;while(re.test(integer)){ integer = integer.replace(re,"$1,$2");} return symble + integer + decimal; } else { return number; } }var i = 23423424.1232;var si = addKannma(i);var ii = removeComma(si);alert(si);alert(ii);//--></script> <body> </body></html> |
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