3v4l.org

run code in 150+ php & hhvm versions
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<?php ini_set('post_max_size', '12345'); var_dump(ini_get('post_max_size'));
based on 1N7SX
Output for 4.3.0, 5.4.35 - 7.1.0
string(2) "8M"
Output for 4.3.5 - 5.4.34
Warning: ini_set() has been disabled for security reasons in /in/T4G58 on line 3 string(2) "8M"
Output for 4.3.1 - 4.3.4
Warning: ini_set,pcntl_fork() has been disabled for security reasons in /in/T4G58 on line 3 string(2) "8M"