js将数字转换成大写汉字

<html>
  <head>
  <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
  <title>退款单- Java教程:http://www.javaweb.cc</title>
  <meta http-equiv="pragma" content="no-cache">
  <style type="text/css">
  table{border-collapse:collapse;border: 0 0 0 0; border-bottom-color:#000000; border-color:#000000}
  td{font-family: "宋体", "楷体_GB2312", "黑体",Arial,Helvetica, sans-serif;color:#000000;font-size: 13px;}
  th{font-family: "宋体", "楷体_GB2312", "黑体",Arial,Helvetica, sans-serif;color:#000000;font-size: 13px;}
  </style>
  <script type="text/javascript" language="javascript">
  <!--//
  function display2Chinese(Num)
  {
  var div = document.getElementById('daxie');
  var html = '<ul>';
  html += '<li">' + Arabia_to_Chinese(Num) + '</li>';
  html += '</ul>';
  div.innerHTML = html;
  //div.innerHTML = Arabia_to_Chinese(Num);
  //document.all.textshuzi3.value = Arabia_to_Chinese(Num);
  //alert("金额是"+Num);
  }
  function Arabia_to_Chinese(Num)
  {
  for(i=Num.length-1;i>=0;i--)
  {
  Num = Num.replace(",","")//替换tomoney()中的","
  Num = Num.replace(" ","")//替换tomoney()中的空格
  }
  Num = Num.replace("¥","")//替换掉可能出现的¥字符
  if(isNaN(Num))
  { //验证输入的字符是否为数字
  alert("请检查小写金额是否正确");
  return;
  }
  //---字符处理完毕,开始转换,转换采用前后两部分分别转换---//
  part = String(Num).split(".");
  newchar = "";
  //小数点前进行转化
  for(i=part[0].length-1;i>=0;i--)
  {
  if(part[0].length > 10)
  {
  alert("位数过大,无法计算");
  return "";
  }//若数量超过拾亿单位,提示
  tmpnewchar = ""
  perchar = part[0].charAt(i);
  switch(perchar)
  {
  case "0": tmpnewchar="零" + tmpnewchar ;break;
  case "1": tmpnewchar="一" + tmpnewchar ;break;
  case "2": tmpnewchar="二" + tmpnewchar ;break;
  case "3": tmpnewchar="三" + tmpnewchar ;break;
  case "4": tmpnewchar="四" + tmpnewchar ;break;
  case "5": tmpnewchar="五" + tmpnewchar ;break;
  case "6": tmpnewchar="六" + tmpnewchar ;break;
  case "7": tmpnewchar="七" + tmpnewchar ;break;
  case "8": tmpnewchar="八" + tmpnewchar ;break;
  case "9": tmpnewchar="九" + tmpnewchar ;break;
  }
  switch(part[0].length-i-1)
  {
  case 0: tmpnewchar = tmpnewchar +"元" ;break;
  case 1: if(perchar!=0)tmpnewchar= tmpnewchar +"十" ;break;
  case 2: if(perchar!=0)tmpnewchar= tmpnewchar +"百" ;break;
  case 3: if(perchar!=0)tmpnewchar= tmpnewchar +"千" ;break;
  case 4: tmpnewchar= tmpnewchar +"万" ;break;
  case 5: if(perchar!=0)tmpnewchar= tmpnewchar +"十" ;break;
  case 6: if(perchar!=0)tmpnewchar= tmpnewchar +"百" ;break;
  case 7: if(perchar!=0)tmpnewchar= tmpnewchar +"千" ;break;
  case 8: tmpnewchar= tmpnewchar +"亿" ;break;
  case 9: tmpnewchar= tmpnewchar +"十" ;break;
  }
  newchar = tmpnewchar + newchar;
  }//for
  //小数点之后进行转化
  if(Num.indexOf(".")!=-1)
  {
  if(part[1].length > 2)
  {
  alert("小数点之后只能保留两位,系统将自动截段");
  part[1] = part[1].substr(0,2)
  }
  for(i=0;i<part[1].length;i++)
  {//for2
  tmpnewchar = ""
  perchar = part[1].charAt(i)
  switch(perchar)
  {

  case "0": tmpnewchar="零" + tmpnewchar ;break;
  case "1": tmpnewchar="一" + tmpnewchar ;break;
  case "2": tmpnewchar="二" + tmpnewchar ;break;
  case "3": tmpnewchar="三" + tmpnewchar ;break;
  case "4": tmpnewchar="四" + tmpnewchar ;break;
  case "5": tmpnewchar="五" + tmpnewchar ;break;
  case "6": tmpnewchar="六" + tmpnewchar ;break;
  case "7": tmpnewchar="七" + tmpnewchar ;break;
  case "8": tmpnewchar="八" + tmpnewchar ;break;
  case "9": tmpnewchar="九" + tmpnewchar ;break;

  }

  if(i==0)tmpnewchar =tmpnewchar + "角";
  if(i==1)tmpnewchar = tmpnewchar + "分";
  newchar = newchar + tmpnewchar;
  }//for2

  }

  //替换所有无用汉字

  while(newchar.search("零零") != -1)
  newchar = newchar.replace("零零", "零");
  newchar = newchar.replace("亿零万", "亿");
  newchar = newchar.replace("零亿", "亿");
  newchar = newchar.replace("亿万", "亿");
  newchar = newchar.replace("零万", "万");
  newchar = newchar.replace("零元", "元");
  newchar = newchar.replace("零角", "");
  newchar = newchar.replace("零分", "");
  if (newchar.charAt(newchar.length-1) == "元" || newchar.charAt(newchar.length-1) == "角")
  newchar = newchar+"整"
  return newchar;
  }

  function printp(obj)
  {
  if (obj.style.display=="none")
  {
  obj.style.display="";
  }
  else
  {
  obj.style.display="none";
  }
  }

 
  </script>
  </head>
  <body style="text-align:left; vertical-align:top;">
  <input name="textshuzi2" id="textshuzi2" type="text" onKeyUp="display2Chinese(this.value)"><br>
  <div id="daxie"></div>
       <!--Java中文网:http://www.javaweb.cc-->
  </body>
  </html> 

 

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