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<?php $array = array( 1,2,3); $array2 = array( 3,4,5); $_checked = isset( $array ) ? array_map( 'intval', $array ) : array_map( 'intval', $array2 ); print_r($_checked);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 1 [1] => 2 [2] => 3 )

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