3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump( filter_var( range(1, 3), FILTER_VALIDATE_INT, FILTER_REQUIRE_ARRAY ) ); var_dump( filter_var( 3, FILTER_VALIDATE_INT, FILTER_FORCE_ARRAY ) ); var_dump( filter_var( 3, FILTER_VALIDATE_INT, FILTER_REQUIRE_ARRAY ) );
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) } array(1) { [0]=> int(3) } bool(false)