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<?php var_dump(array_merge(['a', 'b', 'c'], ['b', 'd']));
Output for git.master_jit, git.master, rfc.property-hooks
array(5) { [0]=> string(1) "a" [1]=> string(1) "b" [2]=> string(1) "c" [3]=> string(1) "b" [4]=> string(1) "d" }

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