- var_dump: documentation ( source)
- microtime: documentation ( source)
- array_merge: documentation ( source)
- array_values: documentation ( source)
- array_fill: documentation ( source)
<?php
$array = array_fill(0, 20000, 0);
$time = microtime(true);
for ($i = 0; $i <= 100000; $i++) {
array_merge($array);
}
var_dump(microtime(true) - $time);
$time = microtime(true);
for ($i = 0; $i <= 100000; $i++) {
array_values($array);
}
var_dump(microtime(true) - $time);