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<?php $array = ["Paula", "Len", "", "", "K", "", "", "", "", "", "Len", "K"]; var_dump(array_unique($array));
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> string(5) "Paula" [1]=> string(3) "Len" [2]=> string(0) "" [4]=> string(1) "K" }

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