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run code in 200+ php & hhvm versions
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<?php ini_set("allow_url_include", 'On'); var_dump(ini_get('allow_url_include'));
based on Og1FR
Output for 5.2.0 - 7.2.0
string(1) "0"
Output for 4.3.0 - 5.1.6
string(0) ""