Vue implements SMS verification code countdown

This time I will bring you vue to implement SMS Verification codeCountdown, vue to implement SMS verification code countdownWhat are the precautions, the following is a practical case, let's take a look.

There are two span tags wrapped in the button. Different spans are displayed according to the click status . The key code is the countdown:

 <p id="example">
  <button @click="send">
   <span v-if="sendMsgDisabled">{{time+'秒后获取'}}</span>
   <span v-if="!sendMsgDisabled">send</span>
  </button>
 </p>

 button {
  width: 100px;
  height: 50px background: pink;
 }

var vm = new Vue({
  el: '#example',
  data() {
   return {
    time: 60, // 发送验证码倒计时
    sendMsgDisabled: false
   }
  },
  methods: {
   send() {
    let me = this;
    me.sendMsgDisabled = true;
    let interval = window.setInterval(function() {
     if ((me.time--) <= 0) {
      me.time = 60;
      me.sendMsgDisabled = false;
      window.clearInterval(interval);
     }
    }, 1000);
   }
  }
 })

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