3v4l.org

run code in 150+ php & hhvm versions
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<?php ini_set('post_max_size', 'aaaa"bbbb'); var_dump(ini_get('post_max_size'));
based on pPG2L
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
string(2) "8M"
Output for hhvm-3.12.0
string(9) "104857600"
Output for hhvm-3.10.0

Process exited with code 153.