<?PHP
/**
 * simple benchmark to check whether looking for a string to replace is faster
 * than replacing it directly. It needs the PEAR::Benchmark_Timer class.
 *
 * $Id: benchmark_str_replace.php 2 2004-02-29 18:58:13Z schst $
 *
 * @package		patForms
 * @subpackage	Tests
 * @author		Sebastian Mordziol <argh@php-tool.net>
 */
 
   /**
	* uses the PEAR::Benchmark_Timer class
	*/
	require_once 'Benchmark/Timer.php';

	$string	=	'RadioGroup_Option';
	$timer	=	&new Benchmark_Timer();
	
	$timer->start();

	// strpos
	for( $i = 1; $i <= 5000; $i++ )
	{
		if( strpos( $string, '_' ) !== false )
		{
		}
	}
	$timer->setMarker( 'strpos' );

	// strstr
	for( $i = 1; $i <= 5000; $i++ )
	{
		if( strstr( $string, '_' ) !== false )
		{
		}
	}
	$timer->setMarker( 'strstr' );

	// stristr
	for( $i = 1; $i <= 5000; $i++ )
	{
		if( stristr( $string, '_' ) !== false )
		{
		}
	}
	$timer->setMarker( 'stristr' );

	// str_replace
	for( $i = 1; $i <= 5000; $i++ )
	{
		str_replace( '_', '/', $string );
	}
	$timer->setMarker( 'str_replace' );

	$timer->stop();
	$timer->display();
?>