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<?php // $output = array_slice(array_merge(explode(' | ', $input), array(null)), 0, 2); $output = array_slice(explode(" | ", "$input | "), 0, 2); $input = 'one'; print_r($output); $input = 'one | two'; print_r($output); $input = 'one | two | three'; print_r($output); $input = 'one | two | three | '; print_r($output);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $input in /in/TTFn6 on line 6 Array ( [0] => [1] => ) Array ( [0] => [1] => ) Array ( [0] => [1] => ) Array ( [0] => [1] => )

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