function DX(n) {    if (!/^(0|[1-9]/d*)(/./d+)?$/.test(n))      return "數(shù)據(jù)非法";    var unit = "千百拾億千百拾萬千百拾元角分", str = "";      n += "00";    var p = n.indexOf('.');    if (p >= 0)      n = n.substring(0, p) + n.substr(p+1, 2);      unit = unit.substr(unit.length - n.length);    for (var i=0; i < n.length; i++)      str += '零壹貳叁肆伍陸柒捌玖'.charAt(n.charAt(i)) + unit.charAt(i);    return str.replace(/零(千|百|(zhì)拾|角)/g, "零").replace(/(零)+/g, "零").replace(/零(萬|億|元)/g, "$1").replace(/(億)萬|壹(拾)/g, "$1$2").replace(/^元零?|零分/g, "").replace(/元$/g, "元整");}