[Sommaire] [Imprimer]

   1  <?php
   2  
   3  class Timer {
   4      var $startTime;
   5      var $stopTime;
   6  
   7  	function start() {
   8          $this->startTime = microtime();
   9      } //start
  10  
  11  	function stop() {
  12          $this->stopTime = microtime();
  13      } //stop
  14  
  15  	function getTime() {
  16          return $this->elapsed($this->startTime, $this->stopTime);
  17      } //getTime
  18  
  19  	function elapsed($a, $b) {
  20          list($a_micro, $a_int) = explode(' ',$a);
  21          list($b_micro, $b_int) = explode(' ',$b);
  22  
  23          if ($a_int > $b_int) {
  24              return ($a_int - $b_int) + ($a_micro - $b_micro);
  25          }
  26          else if ($a_int == $b_int) {
  27              if ($a_micro > $b_micro) {
  28                  return ($a_int - $b_int) + ($a_micro - $b_micro);
  29              }
  30              else if ($a_micro<$b_micro) {
  31                  return ($b_int - $a_int) + ($b_micro - $a_micro);
  32              }
  33              else {
  34                  return 0;
  35               }
  36          }
  37          else { // $a_int < $b_int
  38              return ($b_int - $a_int) + ($b_micro - $a_micro);
  39          }
  40      } //elapsed
  41  } //Timer
  42  
  43  ?>