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run code in 300+ PHP versions simultaneously
<?php $input = ["a" => ["green"], ["red"], "b" => ["green"], ["blue"], ["red"]]; $result = array_unique($input); print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Array to string conversion in /in/ADLvl on line 3 Warning: Array to string conversion in /in/ADLvl on line 3 Warning: Array to string conversion in /in/ADLvl on line 3 Warning: Array to string conversion in /in/ADLvl on line 3 Warning: Array to string conversion in /in/ADLvl on line 3 Array ( [a] => Array ( [0] => green ) )

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