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<?php $string = 'Super this is a test this is a test'; $arr = explode(' ', $string); $vals = array_count_values($arr); foreach ($arr as $key => $word) { if ($vals[$word] > 1) { unset($arr[$key]); } } echo implode(' ', $arr);
Output for git.master, git.master_jit, rfc.property-hooks
Super

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