<?php
function main() {
$res = array_fill(0, 100, array());
$m = memory_get_usage(true);
for ($i = 0; $i < 10000; $i++) {
$res = array();
}
echo "$i operations of \$res+=array() eats: " . (memory_get_usage(true) - $m) . "\n";
}
main();
- Output for 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0
- 10000 operations of $res+=array() eats: 0
- Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0
- Fatal error: Call to undefined function memory_get_usage() in /in/jvj4b on line 5
Process exited with code 255. - Output for 4.4.5 - 4.4.9
- Fatal error: Call to undefined function: memory_get_usage() in /in/jvj4b on line 5
Process exited with code 255. - Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
- Fatal error: Call to undefined function: memory_get_usage() in /in/jvj4b on line 5
Process exited with code 255. - Output for 4.3.0 - 4.3.1
- Fatal error: Call to undefined function: memory_get_usage() in /in/jvj4b on line 5
preferences:
122.53 ms | 401 KiB | 176 Q