@param self This logger.
@param level The log level for the entry.
@param format The printf-style message format.
@param ap The list of arguments for the format.
structneo4j_logger
voidfunction(neo4j_logger* self, uint_fast8_tlevel, const(char)* format, va_listap)log;
Write an entry to the log.
@param self This logger. @param level The log level for the entry. @param format The printf-style message format. @param ap The list of arguments for the format.