console 命令行工具 X clear

console

new Vue({
  el: '#app',
  data: {
    msg: 'change',
    input: '',
    recipe: ['零', '一', '二', '三', '四', '五', '六', '七', '八', '九', '十'],
  },
  watch: {
    input() {
      this.input = this.input.replace(/\d+/g, w => this.recipe[+w]);
    },
  },
});

<div id="app">
  {{ msg }}
  <input type="text" v-model="input" />
</div>