text: import React, { Component } from 'react'
  import apiTool from '../../command/apiTool';
  import LODOP from './util/Lodop';
  
  export default class Test1 extends Component {
  
      printMessage = () => {
  
      }
  
      render() {
          return (
          <div>
              <button onClick={this.printMessage}>测试调用打印机</button>
          </div>
          )
      }
  }
  