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How to sort the select box contents ?

Posted on 2001-06-23
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Last Modified: 2008-03-04
How to sort the select box contents ?
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Question by:qetuo08
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ahosang earned 30 total points
ID: 6222032
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<html>
<head>
<script>
function sortSelect(selectBoxObj) {
  arr=new Array();
  for(i=0;i<selectBoxObj.length;i++) {
    arr[i]=new Array();
    arr[i][0]=selectBoxObj.options[i].text;
    arr[i][1]=selectBoxObj.options[i].value;
  }
  arr.sort();
  selectBoxObj.length=0;
  for (j=0;j<arr.length;j++) {
    selectBoxObj.options[j]=new Option(arr[j][0], arr[j][1]);
  }
}

</script>
<body>

<form action="">
<select name="sel">
    <option value="1">d
    <option value="2">c
     <option value="2">a
     <option value="2">b
</select>
<input type="button" value="Sort" onclick="sortSelect(this.form.sel)">
</form>

</body>
</html>
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LVL 12

Expert Comment

by:ahosang
ID: 6222198
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