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<?php $str = "5,1"; $base = array('1'=>'Bread','5'=>'Butter'); $flipped = array_flip( explode(',', $str)); print_r( $flipped); $intersection = array_intersect_key( array_merge( $base, $flipped), $base); print_r( $intersection); $replacements = array_values( $intersection); print_r( $replacements);
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Array ( [5] => 0 [1] => 1 ) Array ( [1] => Butter ) Array ( [0] => Butter )
Output for 5.0.0 - 5.0.5
Array ( [5] => 0 [1] => 1 ) Fatal error: Call to undefined function array_intersect_key() in /in/uHrV5 on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Array ( [5] => 0 [1] => 1 ) Fatal error: Call to undefined function: array_intersect_key() in /in/uHrV5 on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Array ( [5] => 0 [1] => 1 ) Fatal error: Call to undefined function: array_intersect_key() in /in/uHrV5 on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Array ( [5] => 0 [1] => 1 ) Fatal error: Call to undefined function: array_intersect_key() in /in/uHrV5 on line 8

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