private function getFile($field, $prefix) {

		//Prefix
		if(null !== $prefix) {
			$field = $prefix . '[' . $field . ']';
		}

		//Get the value
		$helper = new StringToArray();
		$data 	= $helper -> execute($field, null, $this -> getData());

		return $data;
	}
private function getFile($field, $prefix) {

		//Prefix
		if(null !== $prefix) {
			$field = $prefix . '[' . $field . ']';
		}

		//Get the value
		$helper = new StringToArray();
		$data 	= $helper -> execute($field, null, $this -> getData());

		return $data;
	}
private function getFile ( $ field , $ prefix ) { //Prefix
 if ( null !== $ prefix ) { $ field = $ prefix . '[' . $ field . ']' ; } //Get the value
 $ helper = new StringToArray ( ) ; $ data = $ helper -> execute ( $ field , null , $ this -> getData ( ) ) ; return $ data ; }
Returns the file array for a given field
@param string $field
@param string $prefix
@return mixed
Returns the file array for a given field