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<?php $terms = ['one', 'two', 'three', 'one', 'four', 'five', 'two', 'six']; // $output = array_unique($terms); $output = array_keys(array_flip($terms)); print_r($output);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => one [1] => two [2] => three [3] => four [4] => five [5] => six )

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