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run code in 300+ PHP versions simultaneously
<?php $a = array( 'a' => 'vs', 'b' => '', 'c' => 'vc', 'd' => null, 'e' => '', 'f' => 'vf' ); echo implode(",", array_values($a));
Output for git.master, git.master_jit, rfc.property-hooks
vs,,vc,,,vf

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