3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $test = array( array('a' => 'testA', 'b' => 'testB'), array('a' =>'testC', 'b' => 'testD') ); print_r((int) array_keys($test, array('a' => 'testC', 'b' => 'testD')));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
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