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Posted By

Leech on 07/21/06


Tagged

arrays


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jkochis
shachi


Remove Duplicated v1.1

Published in: JavaScript 

URL: http://jsfromhell.com/array/remove-duplicated

Removes duplicated values on an array. Created: 2005.08.13 - Modified: 2005.11.19

Plain TextExpand 
  1. /*
  2. **************************************
  3. * Remove Duplicated Function v1.1    *
  4. * Autor: Carlos R. L. Rodrigues      *
  5. **************************************
  6. */
  7. removeDuplicated = function(a, s){
  8.     var p, i, j;
  9.     if(s) for(i = a.length; i > 1;){
  10.         if(a[--i] === a[i - 1]){
  11.             for(p = i - 1; p-- && a[i] === a[p];);
  12.             i -= a.splice(p + 1, i - p - 1).length;
  13.         }
  14.     }
  15.     else for(i = a.length; i;){
  16.         for(p = --i; p > 0;)
  17.             if(a[i] === a[--p]){
  18.                 for(j = p; --p && a[i] === a[p];);
  19.                 i -= a.splice(p + 1, j - p).length;
  20.             }
  21.     }
  22.     return a;
  23. };

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