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run code in 200+ php & hhvm versions
Bugs & Features
<?php var_export(filter_var("0", FILTER_VALIDATE_INT)); echo "\n"; var_export(filter_var("+1", FILTER_VALIDATE_INT)); echo "\n"; var_export(filter_var("-1", FILTER_VALIDATE_INT));
Output for 5.2.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.1.10
0 1 -1
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function filter_var() in /in/OlV3m on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: filter_var() in /in/OlV3m on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: filter_var() in /in/OlV3m on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: filter_var() in /in/OlV3m on line 3