Utilities

Timemeter

Type:	class
Added by:	Shurup
Entered:	31/10/2001
Last modified:	01/11/2000
Rating:	- (fewer than 3 votes)
Views:	4467

This class is very useful to measure performance time within your PHP script. It measures a script runtime between two checkpoints (start() and finish()) For example: Using this class you can select most effizient algorythms, methodes or technologies.

<?php
 //save this class in timemeter.php

                            

                            #################################

                            #                               #


                            #   Alex Zwitbaum, 2001         #

                            #                               #


                            #   unit for measure runtime    #

                            #                               #


                            #################################

                            
 class timemeter {

                                var $starttime;

                                function start() {

                                    $t=microtime(); 

                                    $time_b = explode (" ", $t); 

                                    $this->starttime = doubleval($time_b[0])+$time_b[1];

                                }

                             

                                function finish() {

                                    $t=microtime(); 

                                    $time_e = explode (" ", $t); 

                                    $endtime = doubleval($time_e[0])+$time_e[1];

                                    echo "<br><br>Dauer: <b>",sprintf ("%01.4f", $endtime-$this->starttime),"</b> s ";

                                }    

                            }
 ?>

Usage Example

<?
 include("timemeter.php");
 $meter = new timemeter;

                            
 //... your code ...

                            //...

                            
 $meter->start(); //Start

                            

                            //... code to measure performance of ...

                            //for example
 phpinfo();

                            
 $meter->finish();
 ?>

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