Online PHP editor | output for sQ8cS

@ 2016-01-06T02:38:10Z

<?php
ini_set('memory_limit', '-1');
$ary1 = array();
$ary2 = array();
$timeBegin = time();
for ($i = 0; $i <= 10000000; $i++) {
    $ary1[] = $i;
}
$timeEnd1 = time();
for ($i = 0; $i <= 10000000; $i++) {
    array_push($ary2, $i);
}
$timeEnd2 = time();
var_dump($timeBegin, $timeEnd1, $timeEnd2);
echo 'first loop take ' . ($timeEnd1 - $timeBegin) . ' seconds' . PHP_EOL;
echo 'second loop take ' . ($timeEnd2 - $timeEnd1) . ' seconds' . PHP_EOL;

Output for 7.0.0 - 7.0.9, 7.1.0 - 7.1.7, 7.1.20, 7.2.0 - 7.2.6: Fatal error: Out of memory (allocated 136318976) (tried to allocate 268435464 bytes) in /in/sQ8cS on line 7 mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory mmap() failed: [12] Cannot allocate memory
Process exited with code 255.
Output for 7.0.20, 7.1.10: Process exited with code 137.
Output for 5.6.28: Fatal error: Out of memory (allocated 259522560) (tried to allocate 32 bytes) in /in/sQ8cS on line 6
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.24: Fatal error: Out of memory (allocated 258998272) (tried to allocate 32 bytes) in /in/sQ8cS on line 6
Process exited with code 255.

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