function changeTwoDecimal_f(x) { var f_x = parseFloat(x); if (isNaN(f_x)) { alert(‘function:changeTwoDecimal->parameter error‘); return false; } var f_x = Math.round(x * 100) / 100; var s_x = f_x.toString(); var pos_decimal = s_x.indexOf(‘.‘); if (pos_decimal < 0) { pos_decimal = s_x.length; s_x += ‘.‘; } while (s_x.length <= pos_decimal + 2) { s_x += ‘0‘; } return s_x;} 参考链接:http://www.jb51.net/article/45884.htm
原文地址:https://www.cnblogs.com/Neilisme/p/8110443.html
时间: 2024-10-23 08:02:11