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run code in 150+ php & hhvm versions
Bugs & Features
<?php $row = ['Rick', 'Lewi', 'Ferdi', 'Stefan']; $mapping = ['Team1', 'Team2', 'Team3']; $mappingCount = count($mappingCount); $row = array_merge(array_fill(0, $mappingCount, null), $row); var_dump($row);
Output for 5.6.0 - 7.1.0
Notice: Undefined variable: mappingCount in /in/f99r1 on line 4 array(4) { [0]=> string(4) "Rick" [1]=> string(4) "Lewi" [2]=> string(5) "Ferdi" [3]=> string(6) "Stefan" }
Output for 5.4.0 - 5.5.38
Notice: Undefined variable: mappingCount in /in/f99r1 on line 4 Warning: array_fill(): Number of elements must be positive in /in/f99r1 on line 5 Warning: array_merge(): Argument #1 is not an array in /in/f99r1 on line 5 NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/f99r1 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/f99r1 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/f99r1 on line 2
Process exited with code 255.