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#!/usr/bin/env php
<?php
error_reporting(E_ALL);
$data = str_repeat("\x00", (int) ($argv[1] ?? (2 * 1024)));
$time = array();
foreach (hash_algos() as $algo) {
$time[$algo] = 0;
}
for ($j = 0; $j < 10; $j++) {
foreach (hash_algos() as $algo) {
$start = hrtime(true);
for ($i = 0; $i < 1000; $i++) {
hash($algo, $data);
}
$time[$algo] += hrtime(true)-$start;
}
}
asort($time, SORT_NUMERIC);
foreach ($time as $a => $t) {
printf("%-12s %02.6f\n", $a, $t/1000000000);
}