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node-zlog

Node-zlog is a project mainly written in JavaScript, it's free.

a light-weight logging tool for node.js

ZLog

ZLog is a light-weight logging tool for node.js, which supports logging level, logging color, logging position information, and logging timestamp.

How to use

  • Just put zlog.js where you need, and require it.

Log Level

  • DEBUG 1
  • INFO 2
  • WARN 3
  • ERROR 4
  • FATAL 5

Log functions

There are 5 logging functions in total: debug, info, warn, error, fatal

Each function takes any number of arguments and print out all of them.

Settings

set log level

var Z = require('zlog');
Z.log_level = Z.INFO;

set color

var Z = require('zlog');
Z.enable_color = true;

Example

var Z = require('zlog');
Z.enable_color = true; // default is true
Z.log_level = Z.INFO;
Z.info('test info');
Z.warn('test warn, followed by a number', 2);
Z.error('test error, followed by an array', [3, 4]);
Z.fatal('test fatal, followed by an object', {a:1, b:2});

Screenshot

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