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<?php $text1 = array ('you', 'hello', 'WORLD'); $text2 = "Hello world"; $text2 = explode(" ", $text2); Var_dump(array_diff($text1, preg_grep("/" . Implode("|", $text2) . "/i", $text1)));
Output for git.master_jit, git.master, rfc.property-hooks
array(1) { [0]=> string(3) "you" }

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