commander.js.md

   1 ---
   2 title: Commander.js
   3 category: JavaScript libraries
   4 ---
   5
   6 ### Initialize
   7
   8     var cli = require('commander');
   9
  10 ### Options
  11
  12     cli
  13       .version(require('../package').version)
  14       .usage('[options] <command>')
  15       .option('-w, --words <n>', 'generate <n> words')
  16       .option('-i, --interval <n>', 'interval [1000]', 1000)
  17       .option('-s, --symbols', 'include symbols')
  18       .parse(process.argv);
  19
  20 ### Help
  21
  22     .on('--help', function() {
  23       console.log('');
  24     })
  25
  26 ### Commands
  27
  28     cli.outputHelp();
  29     cli.args == ["hello"];
  30
  31 ### Other useful things
  32
  33     process.exit(0);
  34
  35