text: const getConnection = require('./connection');
  const writeData = require('../../util');
  
  /* 建立客户端与服务器的连接 */
  const coon1 = getConnection('coon1');
  const coon2 = getConnection('coon2');
  const coon3 = getConnection('coon3');
  
  /* 客户端向服务器发数据 */
  writeData(coon1, 'More Axes');
  writeData(coon2, 'More Arrows');
  writeData(coon3, 'More Pipe Weed');