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<?php $allowed = ["banana", "apple", "strawberry"]; $goodarray = ["banana", "strawberry"]; $badarray = ["apple", "mango"]; echo "good array errors"; var_dump(array_diff($goodarray, $allowed)); echo "<br />"; echo "bad array errors"; var_dump(array_diff($badarray, $allowed));
Output for git.master, git.master_jit, rfc.property-hooks
good array errorsarray(0) { } <br />bad array errorsarray(1) { [1]=> string(5) "mango" }

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