<div id="app">
 <input v-model='search' />
 <ul>
  <li v-for="item in items">
    <label>价格</label><span v-html="item.name"></span>
    <label>￥</label><span v-html="item.price"></span>
 </ul>
</div>

new Vue({
 el: '#app',
 data: {
  search: '',
  products: [{
   name: '苹果',
   price: 25
  }, {
   name: '香蕉',
   price: 15
  }, {
   name: '雪梨',
   price: 65
  }, {
   name: '宝马',
   price: 2500
  }, {
   name: '奔驰',
   price: 10025
  }, {
   name: '柑橘',
   price: 15
  }, {
   name: '奥迪',
   price: 25
  }]
 },
 computed: {
  items: function() {
   var _search = this.search;
   if (_search) {
    return this.products.filter(function(product) {
     return Object.keys(product).some(function(key) {
      return String(product[key]).toLowerCase().indexOf(_search) > -1
     })
    })
   }

   return this.products;
  }
 }
})