1回答

• 

  Limargin

  2017-04-01 16:24:13

  已采纳

  var day = Date.getDay();//拿到今天的日期，取值0-6，代表星期天到星期六
  switch (day) {
              case 1:
                  console.log("星期一")
                  break;
              case 2:
                  console.log("星期二")
                  break;
              case 3:
                  console.log("星期三")
                  break;
              case 4:
                  console.log("星期四")
                  break;
              case 5:
                  console.log("星期五")
                  break;
              case 6:
                  console.log("星期六")
                  break;
              default:
                  console.log("星期天")
                  break;
          }
          
  //if
  if(day==0){
              console.log("今天是星期天")
          }else if(day==1){
              console.log("今天是星期一")
          }else if(day==2){
              console.log("今天是星期二")
          }else if(day==3){
              console.log("今天是星期三")
          }else if(day==4){
              console.log("今天是星期四")
          }else if(day==5){
              console.log("今天是星期五")
          }else(day==6){
              console.log("今天是星期六")
          }

  
  

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