Sort - Chapter 11

<html xmlns = "http://www.w3.org/1999/xhtml">
   <head>
      <title>Sorting an Array with Array Method sort</title>

      <script type = "text/javascript">
         <!--
         function start()
         {
            var a = [ 10, 1, 9, 2, 8, 3, 7, 4, 6, 5 ];

            document.writeln( "<h1>Sorting an Array</h1>" );
            outputArray( "Data items in original order: ", a );
            a.sort( compareIntegers );  // sort the array
            outputArray( "Data items in ascending order: ", a );
         }

         // outputs "header" followed by the contents of "theArray"
         function outputArray( header, theArray )
         {
            document.writeln( "<p>" + header +
               theArray.join( " " ) + "</p>" );
         }

         // comparison function for use with sort
         function compareIntegers( value1, value2 )
         {
            return parseInt( value1 ) - parseInt( value2 );
         }
         // -->
      </script>

   </head><body onload = "start()"></body>
</html>