Custom Numeric Comparison for the Array.Sort Method : Array « Language Basics « JavaScript DHTML






  1. JavaScript DHTML
  2. Language Basics
  3. Array

Custom Numeric Comparison for the Array.Sort Method

  
<HTML>
<HEAD>
<TITLE> 
Numeric comparisons 
</TITLE>
<HEAD>
<BODY>
<H1>
<SCRIPT> 
    function numSort(a,b){ 
       return a - b; 
    } 
    var numArray = new Array (59, 4, 63, 12, 17, 3, 2 , 1) 
    document.write ("Original array: " + numArray); 
    document.write ("<br>"); 
    document.write ("Default Sorted array: " + numArray.sort()); 
    document.write ("<br>"); 
    document.write ("Numerically sorted array: " + 
       numArray.sort(numSort)); 
   </SCRIPT>
</H1>
</BODY>
</HTML>








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