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Round Number to Nearest

/ Published in: PHP
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  1. function roundnum ($num, $nearest)
  2. {
  3.    $ret = 0;
  4.    $mod = $num % $nearest;
  5.  
  6.    if ($mod >= 0)
  7.      $ret = ( $mod > ( $nearest / 2)) ? $num + ( $nearest - $mod) : $num - $mod;
  8.     else
  9.      $ret = ( $mod > (-$nearest / 2)) ? $num - $mod : $num + ( -$nearest - $mod);
  10.     return $ret;
  11. }

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