Parse error:syntax error, unexpected t_function, expecting ') ' how to fix

Parse error:syntax error, unexpected t_function, expecting ') '
$c = Array_map (function ($chicun, $max _chicun) {return $chicun > $max _chicun? 1:0;}, $chicun, $max _chicun);

Error parse Error:syntax error, unexpected t_function, expecting ') '
Excuse me for what reason? Test server is not a problem, put on the official server on the error
------to solve the idea----------------------
Closures are only available in PHP 5.3 and later, please check your PHP version

The other way
1. Define general functions for callbacks
2. Set up the callback function with Create_function

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