Online PHP editor | refs for 7YtYn

<?php // $output = array_slice(array_merge(explode(' | ', $input), array(null)), 0, 2); $input = 'one'; $output = array_slice(explode(" | ", "$input | "), 0, 2); print_r($output); $input = 'one | two'; $output = array_slice(explode(" | ", "$input | "), 0, 2); print_r($output); $input = 'one | two | three'; $output = array_slice(explode(" | ", "$input | "), 0, 2); print_r($output); $input = 'one | two | three | '; $output = explode(" | ", "$input | ")[0][1]; print_r($output);