- microtime: documentation ( source)
- strtr: documentation ( source)
- str_replace: documentation ( source)
- printf: documentation ( source)
<?php
$s = microtime(true);
for ($i = 0; $i < 1000; $i++)
strtr('React/Controller/Website/User', '/', '_');
printf('%.09f', microtime(true) - $s);
echo "<br>";
$s = microtime(true);
for ($i = 0; $i < 1000; $i++)
str_replace('/', '_', 'React/Controller/Website/User');
printf('%.09f', microtime(true) - $s);