//将数字转换成人民币大写的方法

        var digitUppercase = function (n) {

            var fraction = ['角', '分'];

            var digit = [

                '零', '壹', '贰', '叁', '肆',

                '伍', '陆', '柒', '捌', '玖'

            ];

            var unit = [

                ['元', '万', '亿'],

                ['', '拾', '佰', '仟']

            ];

            var IsNum = Number(n);

            if (!isNaN(IsNum)) {

                var head = n < 0 ? '欠' : '';

                n = Math.abs(n);

                var s = '';

                for (var i = 0; i < fraction.length; i++) {

                    s += (digit[Math.floor(n * 100/10 * Math.pow(10, i)) % 10] + fraction[i]).replace(/零./, '');

                }

                s = s || '整';

                n = Math.floor(n);

                for (var i = 0; i < unit[0].length && n > 0; i++) {

                    var p = '';

                    for (var j = 0; j < unit[1].length && n > 0; j++) {

                        p = digit[n % 10] + unit[1][j] + p;

                        n = Math.floor(n / 10);

                    }

                    s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s;

                }

                return head + s.replace(/(零.)*零元/, '元')

                    .replace(/(零.)+/g, '零')

                    .replace(/^整$/, '零元整');

            }

            else {

                return "";

            }

        };

function test(changedNumber){

   var money= 0;

   //四舍五入 保留2位小数

    var moneyToFixed=Number(changedNumber);

    if(moneyToFixed!=NaN)

    {

        money=moneyToFixed.toFixed(2);

    }

    else

    {

        money=0;

    }

    //大写转换

    var n=digitUppercase(money);

    //alert(n);

}