<?php
if (isset($_SERVER['_']))
	echo shell_exec($_SERVER['_'] .' -v | head -n 1');
else
	echo `php -v | head -n 1`;
echo "\n";
 
$array_size = 1000;
$array_data_size = 1000;
$loops = 1000;
 
$data = array();
 
for ($i = 0; $i < $array_size; $i++)
	$data[] = str_repeat('a', $array_data_size);
 
$data_serialized = serialize($data);
$data_json = json_encode($data);
 
echo 'Array Size: ' . $array_size . "\n";
echo 'Data Size: ' . $array_data_size . "\n";
echo 'Loops to run: ' . $array_data_size . "\n";
 
/******** SERIALIZE *************/
echo "\nSerialize(): ";
$start = microtime(true);
 
for ($i = 0; $i < $loops; $i++)
	serialize($data);
 
$stop = microtime(true);
$diff = $stop - $start;
 
echo round($diff, 3) . ' (Start: ' . $stop . ' | Stop: ' . $start . ')';
 
 
/******** JSON *************/
echo "\njson_encode(): ";
$start = microtime(true);
 
for ($i = 0; $i < $loops; $i++)
	json_encode($data);
 
$stop = microtime(true);
$diff = $stop - $start;
 
echo round($diff, 3) . ' (Start: ' . $stop . ' | Stop: ' . $start . ')';
 
 
/******** SERIALIZE DECODE *************/
echo "\nunserialize(): ";
$start = microtime(true);
 
for ($i = 0; $i < $loops; $i++)
	unserialize($data_serialized);
 
$stop = microtime(true);
$diff = $stop - $start;
 
echo round($diff, 3) . ' (Start: ' . $stop . ' | Stop: ' . $start . ')';
 
 
/******** JSON DECODE *************/
echo "\njson_decode(): ";
$start = microtime(true);
 
for ($i = 0; $i < $loops; $i++)
	json_decode($data_json);
 
$stop = microtime(true);
$diff = $stop - $start;
 
echo round($diff, 3) . ' (Start: ' . $stop . ' | Stop: ' . $start . ')';
 
echo "\n\n";