src/EventRunner.php
protected function invoke(array $callbacks = [], array $parameters = [])
    {
        $output = '';
        foreach ($callbacks as $callback) {
            // Invoke the callback with buffering enabled
            $output .= $this->invoker->call($callback, $parameters, true);
        }

        return $output;
    }
protected function invoke(array $callbacks = [], array $parameters = [])
    {
        $output = '';
        foreach ($callbacks as $callback) {
            // Invoke the callback with buffering enabled
            $output .= $this->invoker->call($callback, $parameters, true);
        }

        return $output;
    }
protected function invoke ( array $ callbacks = [ ] , array $ parameters = [ ] ) { $ output = '' ; foreach ( $ callbacks as $ callback ) { // Invoke the callback with buffering enabled $ output .= $ this -> invoker -> call ( $ callback , $ parameters , true ) ; } return $ output ; }
Invoke an array of callables.

@param array $callbacks
@param array $parameters

@return string
Invoke an array of callables .