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run code in 150+ php & hhvm versions
Bugs & Features
<?php $callback = function ( &$value, $key, $extra = 1 ) { $value += $extra; }; $fruit = array( 'lemons' => 2 ); array_walk( $fruit, $callback ); var_dump( $fruit['lemons'] );
Output for 5.3.0 - 7.1.0
int(3)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/UTvdc 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 T_FUNCTION in /in/UTvdc on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/UTvdc on line 2
Process exited with code 255.