public static function callFunction($func, array &$params = array()) {
        // Call static method
        if (is_string($func) && strpos($func, '::') !== false) {
            return call_user_func_array($func, $params);
        }

        switch (count($params)) {
            case 0:
                return $func();
            case 1:
                return $func($params[0]);
            case 2:
                return $func($params[0], $params[1]);
            case 3:
                return $func($params[0], $params[1], $params[2]);
            case 4:
                return $func($params[0], $params[1], $params[2], $params[3]);
            case 5:
                return $func($params[0], $params[1], $params[2], $params[3], $params[4]);
            default:
                return call_user_func_array($func, $params);
        }
    }
public static function callFunction($func, array &$params = array()) {
        // Call static method
        if (is_string($func) && strpos($func, '::') !== false) {
            return call_user_func_array($func, $params);
        }

        switch (count($params)) {
            case 0:
                return $func();
            case 1:
                return $func($params[0]);
            case 2:
                return $func($params[0], $params[1]);
            case 3:
                return $func($params[0], $params[1], $params[2]);
            case 4:
                return $func($params[0], $params[1], $params[2], $params[3]);
            case 5:
                return $func($params[0], $params[1], $params[2], $params[3], $params[4]);
            default:
                return call_user_func_array($func, $params);
        }
    }
public static function callFunction ( $ func , array & $ params = array ( ) ) { // Call static method if ( is_string ( $ func ) && strpos ( $ func , '::' ) !== false ) { return call_user_func_array ( $ func , $ params ) ; } switch ( count ( $ params ) ) { case 0 : return $ func ( ) ; case 1 : return $ func ( $ params [ 0 ] ) ; case 2 : return $ func ( $ params [ 0 ] , $ params [ 1 ] ) ; case 3 : return $ func ( $ params [ 0 ] , $ params [ 1 ] , $ params [ 2 ] ) ; case 4 : return $ func ( $ params [ 0 ] , $ params [ 1 ] , $ params [ 2 ] , $ params [ 3 ] ) ; case 5 : return $ func ( $ params [ 0 ] , $ params [ 1 ] , $ params [ 2 ] , $ params [ 3 ] , $ params [ 4 ] ) ; default : return call_user_func_array ( $ func , $ params ) ; } }
Calls a function.

@param string $func Name of function to call
@param array $params Function parameters
@return mixed Function results
Calls a function .