3v4l.org

run code in 300+ PHP versions simultaneously
<?php $options['key'][] = 'testkey1'; $options['value'][] = 'testvalue1'; $options['key'][] = 'testkey2'; $options['value'][] = 'testvalue2'; $options['key'][] = 'testkey3'; $options['value'][] = 'testvalue3'; echo "QueryString:\n"; print_r($options); $processed = array(); for ($i = 0; $i < count($options['key']); $i++) { $processed[$i] = array( 'key' => isset($options['key'][$i]) ? $options['key'][$i] : null, 'value' => isset($options['value'][$i]) ? $options['value'][$i] : null, ); } echo "Processed:\n"; print_r($processed); function map($key, $value) { return array( 'key' => $key, 'value' => $value, ); } $mapped = array_map('map', $options['key'], $options['value']); echo "Mapped:\n"; print_r($mapped);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 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 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.17 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
QueryString: Array ( [key] => Array ( [0] => testkey1 [1] => testkey2 [2] => testkey3 ) [value] => Array ( [0] => testvalue1 [1] => testvalue2 [2] => testvalue3 ) ) Processed: Array ( [0] => Array ( [key] => testkey1 [value] => testvalue1 ) [1] => Array ( [key] => testkey2 [value] => testvalue2 ) [2] => Array ( [key] => testkey3 [value] => testvalue3 ) ) Mapped: Array ( [0] => Array ( [key] => testkey1 [value] => testvalue1 ) [1] => Array ( [key] => testkey2 [value] => testvalue2 ) [2] => Array ( [key] => testkey3 [value] => testvalue3 ) )

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260.74 ms | 407 KiB | 369 Q