3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ 'a' => 1, 'b' => 2, 'c' => 3], [ 'a' => 4, 'b' => 5, 'c' => 6], [ 'a' => 7, 'b' => 8, 'c' => 9] ]; foreach ($array as $key => $val) { unset($array[$key]['a']); } reset($array); if (!empty($array)) { foreach ($array[0] as $key => $value) { echo $val . PHP_EOL; } foreach ($array as $key => $val) { echo $key . ' => ' . $val['b'] . ', ' . $val['c'] . PHP_EOL; } }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Array to string conversion in /in/OBpXb on line 15 Array Warning: Array to string conversion in /in/OBpXb on line 15 Array 0 => 2, 3 1 => 5, 6 2 => 8, 9
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Array to string conversion in /in/OBpXb on line 15 Array Notice: Array to string conversion in /in/OBpXb on line 15 Array 0 => 2, 3 1 => 5, 6 2 => 8, 9
Output for 7.3.32 - 7.3.33
Array Array 0 => 2, 3 1 => 5, 6 2 => 8, 9
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/OBpXb 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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/OBpXb on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/OBpXb on line 2
Process exited with code 255.
preferences:
246.65 ms | 401 KiB | 401 Q