```html
<div class="code" class="demo-block" id="verify-code-demo1">
  <lx-verify-code
    v-model="options"
    @on-getCode="getCode"
  />
</div>

<script>
// Verify-code.md
new Vue({
  el: '#verify-code-demo1',
  
  data: {
    options: {
      show: false,
      time: 3,
      start: false,
      codeText: '恭喜发财'
    }
  },
  methods: {
    getCode() {
      let n = 0
      this.options.show = true
      let time = setInterval(() => {
        n++
        if (n === 5) {
          this.options.show = false
          this.options.start = true
          clearInterval(time)
        }
      }, 1000)
    }
  }
})
</script>
```