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Posted By

fris on 11/08/07


Tagged

math images


Versions (?)


highest common denominator

Published in: PHP 

routine i use when doing an uploading function and the image has to have a certain ratio ex: 4:6

Plain TextExpand 
  1. <? 
  2. function get_divisor($x, $y) 
  3. { 
  4.   if($x%1!=0 || $y%1!=0) 
  5.     return false; 
  6.   for($i=($x>$y?$y:$x);$i>0;$i--) 
  7.   { 
  8.     if($x%$i==0 && $y%$i==0) 
  9.       return $i; 
  10.   } 
  11. } 
  12. ?>

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