text: const util = require('util');
  const setImmediatePromise = util.promisify(setImmediate);
  
  /**
   * Created by Administrator on 2016/3/11.
   */
  function myfunc(Interval){
      console.log("myfunc "+Interval);
     }
  y = "yang";
  setInterval(()=> {
      console.log(y)
  },1000);
  /*
  function stopInterval(){
      clearTimeout(myInterval);
      //myInterval.unref();
  }
     setTimeout(stopInterval,5000);
     */