``` const loggerUtil = require("../src/logger");
npm install logger4me``
const loggerUtil = require("../src/logger");
let logger = loggerUtil.getLogger("test", "/tmp", "info");
logger.debug({"hello":"world"});
logger.info({"hello":"world"});
logger.info({"hello":"world"});
logger.info({"hello":"world"});
``
* trace
* debug
* info
* warn
* error
* fatal
#### getLogger
* category 类别
* logDir 输出路径
* currentLevel 日志级别
* jsonFormat 是否完全使用json格式，可选，默认false