格式化成货币数字格式

function formatNumber(number:int):String {

       var piece:String;

       var numString:String = number.toString();

       var result:String = "";

       while (numString.length > 3) {

              piece = numString.substr(-3);

              numString = numString.substr(0, (numString.length - 3));

              result = (("," + piece) + result);

       }

 

       if (numString.length > 0) {

              result = (numString + result);

       }

 

       return (result);

}