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<?php function mergeArray(array $arr1, array $arr2) { $keysStats = array(); foreach ($arr1 as $index => $key) { $keys[$key] = array( 'arr1' => $index, 'arr2' => null ); } foreach ($arr1 as $index => $key) { if (!is_array($keys[$key])) { $keys[$key] = array( 'arr1' => null ); } $keys[$key]['arr2'] = $index; } $merged = array(); foreach (sort($keys) as $key => $score) { if (is_null($keys['arr2'])) { $merged[] = null; } else { $merged[] = $arr2[$keys['arr2']]; } } return $arrMerged; } print_r(mergeArray( array( 'a', 'b', 'c', 'd', 'e', 'f', 'g' ), array( 'a', 'b', 'z', 'q' ) ));
Output for 8.3.0 - 8.3.6
Warning: foreach() argument must be of type array|object, true given in /in/7J5Jn on line 23 Warning: Undefined variable $arrMerged in /in/7J5Jn on line 31
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: foreach() argument must be of type array|object, bool given in /in/7J5Jn on line 23 Warning: Undefined variable $arrMerged in /in/7J5Jn on line 31
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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Warning: Invalid argument supplied for foreach() in /in/7J5Jn on line 23 Notice: Undefined variable: arrMerged in /in/7J5Jn on line 31
Output for 7.3.32 - 7.3.33
Warning: Invalid argument supplied for foreach() in /in/7J5Jn on line 23
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/7J5Jn on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/7J5Jn on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/7J5Jn on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/7J5Jn on line 2
Process exited with code 255.
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