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File: benchmark_hash.php

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  Classes of Jorge Castro  >  PHP Benchmarks  >  benchmark_hash.php  >  Download  
File: benchmark_hash.php
Role: Example script
Content type: text/plain
Description: Example script
Class: PHP Benchmarks
Evaluate the speed of PHP running different tasks
Author: By
Last change:
Date: 1 year ago
Size: 1,211 bytes
 

Contents

Class file image Download
<?php
/**
 * @copyright Jorge Castro Castillo MIT License https://www.eftec.cl
 * @version 1.1
 */

include "Collection.php";

set_time_limit(5000);

$instances=100;

echo
"<h1>Hash speed ($instances instances)</h1>";
echo
"<p>It tests the performance of hash</p>";


$data = "";
for(
$i = 0; $i < 1500; $i++) {
   
$data .= sha1("H:k - $i - k:H");
}

$res = [];


foreach (
hash_algos() as $algo) {
   
$time = microtime(1);
   
    for(
$i=0;$i<$instances;$i++) {
       
$hash = hash($algo, $data);
    }
   
$time = (microtime(1) - $time) * 1000;
   
$length = strlen($hash);

   
$res[(string)$time][] = [
       
'format' => 'HEX',
       
"algo" => $algo,
       
"length" => $length,
       
"time" => $time
   
];

   
$time = microtime(1);
    for(
$i=0;$i<$instances;$i++) {
       
$hash=hash($algo, $data, 1);
    }
   
$length = strlen($hash);
   
$time = (microtime(1) - $time) * 1000;

   
$res[(string)$time][] = [
       
'format' => 'RAW',
       
'algo' => $algo,
       
"length" => $length,
       
"time" => $time
   
];
}

ksort($res);
$i = 0;


$final=[];

foreach(
$res as $time=>$data) {

   
$final[]=$data[0];
}

echo \
mapache_commons\Collection::generateTable($final);
?>

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