//保留2位小数
function changeTwoDecimal(x) {
var f_x = parseFloat(x);
if (isNaN(f_x)){
alert('不是一个有效的数字!~');
return false;
}
var f_x = Math.round(x*100)/100;
return changeTwoDecimal_f(f_x);
};
function changeTwoDecimal_f(x) {
var f_x = parseFloat(x);
if (isNaN(f_x)) {
alert('不是一个有效的数字');
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;
} ;
//金额转化为文字
function ChangeToBig(value)
{
var intFen,i;
var strArr,strCheck,strFen,strDW,strNum,strBig,strNow;
if (value == null) //数据非法时提示，并返回空串
{
strErr = "数据"+value+"非法！"
alert(strErr);
return "";
}
if(value==0)
return "零";
strCheck = value+".";
strArr = strCheck.split(".");
strCheck = strArr[0];
if(strCheck.length>12) //数据大于等于一万亿时提示无法处理
{
strErr = "数据"+value+"过大，无法处理！"
alert(strErr);
return "";
}
try
{
i = 0;
strBig = "";
intFen = value*100; //转换为以分为单位的数值
strFen = intFen.toString();
strArr = strFen.split(".");
strFen = strArr[0];
intFen = strFen.length; //获取长度
strArr = strFen.split("");//将各个数值分解到数组内
while(intFen!=0) //分解并转换
{
i = i+1;
switch(i) //选择单位
{
case 1:strDW = "分";break;
case 2:strDW = "角";break;
case 3:strDW = "元";break;
case 4:strDW = "拾";break;
case 5:strDW = "佰";break;
case 6:strDW = "仟";break;
case 7:strDW = "万";break;
case 8:strDW = "拾";break;
case 9:strDW = "佰";break;
case 10:strDW = "仟";break;
case 11:strDW = "亿";break;
case 12:strDW = "拾";break;
case 13:strDW = "佰";break;
case 14:strDW = "仟";break;
}
switch (strArr[intFen-1]) //选择数字
{
case "1":strNum = "壹";break;
case "2":strNum = "贰";break;
case "3":strNum = "叁";break;
case "4":strNum = "肆";break;
case "5":strNum = "伍";break;
case "6":strNum = "陆";break;
case "7":strNum = "柒";break;
case "8":strNum = "捌";break;
case "9":strNum = "玖";break;
case "0":strNum = "零";break;
}
//处理特殊情况
strNow = strBig.split("");
//分为零时的情况
if((i==1)&&(strArr[intFen-1]=="0"))
strBig = "整";
//角为零时的情况
else if((i==2)&&(strArr[intFen-1]=="0"))
{ //角分同时为零时的情况
if(strBig!="整")
strBig = "零"+strBig;
}
//元为零的情况
else if((i==3)&&(strArr[intFen-1]=="0"))
strBig = "元"+strBig;
//拾－仟中一位为零且其前一位（元以上）不为零的情况时补零
else if((i<7)&&(i>3)&&(strArr[intFen-1]=="0")&&(strNow[0]!="零")&&(strNow[0]!="元"))
strBig = "零"+strBig;
//拾－仟中一位为零且其前一位（元以上）也为零的情况时跨??
else if((i<7)&&(i>3)&&(strArr[intFen-1]=="0")&&(strNow[0]=="零"))
{}
//拾－仟中一位为零且其前一位是元且为零的情况时跨过
else if((i<7)&&(i>3)&&(strArr[intFen-1]=="0")&&(strNow[0]=="元"))
{}
//当万为零时必须补上万字
else if((i==7)&&(strArr[intFen-1]=="0"))
strBig ="万"+strBig;
//拾万－仟万中一位为零且其前一位（万以上）不为零的情况时补零
else if((i<11)&&(i>7)&&(strArr[intFen-1]=="0")&&(strNow[0]!="零")&&(strNow[0]!="万"))
strBig = "零"+strBig;
//拾?颍蛑幸晃晃闱移淝耙晃唬ㄍ蛞陨希┮参愕那榭鍪笨绻?
else if((i<11)&&(i>7)&&(strArr[intFen-1]=="0")&&(strNow[0]=="万"))
{}
//拾万－仟万中一位为零且其前一位为万位且为零的情况时跨过
else if((i<11)&&(i>7)&&(strArr[intFen-1]=="0")&&(strNow[0]=="零"))
{}
//万位为零且存在仟位和十万以上时，在万仟间补零
else if((i<11)&&(i>8)&&(strArr[intFen-1]!="0")&&(strNow[0]=="万")&&(strNow[2]=="仟"))
strBig = strNum+strDW+"万零"+strBig.substring(1,strBig.length);
//单独处理亿位
else if(i==11)
{
//亿位为零且万全为零存在仟位时，去掉万补为零
if((strArr[intFen-1]=="0")&&(strNow[0]=="万")&&(strNow[2]=="仟"))
strBig ="亿"+"零"+strBig.substring(1,strBig.length);
//亿位为零且万全为零不存在仟位时，去掉万
else if((strArr[intFen-1]=="0")&&(strNow[0]=="万")&&(strNow[2]!="仟"))
strBig ="亿"+strBig.substring(1,strBig.length);
//亿位不为零且万全为零存在仟位时，去掉万补为零
else if((strNow[0]=="万")&&(strNow[2]=="仟"))
strBig = strNum+strDW+"零"+strBig.substring(1,strBig.length);
//亿位不为零且万全为零不存在仟位时，去掉万
else if((strNow[0]=="万")&&(strNow[2]!="仟"))
strBig = strNum+strDW+strBig.substring(1,strBig.length);
//其他正常情况
else
strBig = strNum+strDW+strBig;
}
//拾亿－仟亿中一位为零且其前一位（亿以上）不为零的情况时补零
else if((i<15)&&(i>11)&&(strArr[intFen-1]=="0")&&(strNow[0]!="零")&&(strNow[0]!="亿"))
strBig = "零"+strBig;
//拾亿－仟亿中一位为零且其前一位（亿以上）也为零的情况时跨过
else if((i<15)&&(i>11)&&(strArr[intFen-1]=="0")&&(strNow[0]=="亿"))
{}
//拾亿－仟亿中一位为零且其前一位为亿位且为零的情况时跨过
else if((i<15)&&(i>11)&&(strArr[intFen-1]=="0")&&(strNow[0]=="零"))
{}
//亿位为零且不存在仟万位和十亿以上时去掉上次写入的??
else if((i<15)&&(i>11)&&(strArr[intFen-1]!="0")&&(strNow[0]=="零")&&(strNow[1]=="亿")&&(strNow[3]!="仟"))
strBig = strNum+strDW+strBig.substring(1,strBig.length);
//亿位为零且存在仟万位和十亿以上时，在亿仟万间补零
else if((i<15)&&(i>11)&&(strArr[intFen-1]!="0")&&(strNow[0]=="零")&&(strNow[1]=="亿")&&(strNow[3]=="仟"))
strBig = strNum+strDW+"亿零"+strBig.substring(2,strBig.length);
else
strBig = strNum+strDW+strBig;
strFen = strFen.substring(0,intFen-1);
intFen = strFen.length;
strArr = strFen.split("");
}
return strBig;
}catch(err){
return ""; //若失败则返回原值
}
}