protected function _checkCountryCode( $code, $key )
	{
		if( ( $str = $this->_getConfigValue( array( $key ) ) ) === null ) {
			return null;
		}

		return in_array( $code, explode( ',', str_replace( ' ', '', strtoupper( $str ) ) ) );
	}
protected function _checkCountryCode( $code, $key )
	{
		if( ( $str = $this->_getConfigValue( array( $key ) ) ) === null ) {
			return null;
		}

		return in_array( $code, explode( ',', str_replace( ' ', '', strtoupper( $str ) ) ) );
	}
protected function _checkCountryCode ( $ code , $ key ) { if ( ( $ str = $ this -> _getConfigValue ( array ( $ key ) ) ) === null ) { return null ; } return in_array ( $ code , explode ( ',' , str_replace ( ' ' , '' , strtoupper ( $ str ) ) ) ) ; }
Checks if the country code is in the list of codes specified by the given key

@param string $code Two letter ISO country code in upper case
@param string $key Configuration key referring to the country code configuration
Checks if the country code is in the list of codes specified by the given key