微信小程序实现全局搜索代码高亮的示例

<view class='homePage'>  <input bindinput="bindKeyInput"></input>  <view wx:for="{{newJson}}" wx:for-item='item' wx:key>    <rich-text nodes="{{item.name}}"></rich-text>      <rich-text nodes="{{item.address}}"></rich-text>      <rich-text nodes="{{item.age}}"></rich-text>    <view wx:if="{{item.aihao}}" wx:for="{{item.aihao}}" wx:for-item='sitem' wx:key>      <rich-text nodes="{{sitem}}"></rich-text>      </view>  </view></view>

//index.jsconst app = getApp()Page({  data: {    json: [{ name: 'eiolewkfp', age: 'awdqwwdk', address: 'aueifwhefwfheffoewjowef',aihao:['sdsd','sdfsd','sdsf']}, { name: '98797', age: '6544656', address: '65494364' }], // 可以是任何类型的数据    newJson: '',    tempText:''  },  onLoad: function (options) {    this.setData({      newJson:this.data.json    })  },  digui: function (newJson,obj,key) { // 递归方法，来遍历最内层的字符串并通过正则来替换    var that = this;    var reg = new RegExp(that.data.tempText,'g');    if (newJson.constructor == Array) {       newJson.forEach(function (item,index) {        if (item.constructor == String){          obj[key].splice(index, 1, item.replace(reg, "<span style='color:red'>" + that.data.tempText + "</span>"))        }else{          that.digui(item, newJson);        }      });    } else if (newJson.constructor == Object) {      var json = {};      for (var key in newJson) {        json[key] = newJson;        that.digui(newJson[key],newJson,key);      }    } else if (newJson.constructor == String) { // 这里做全局替换      if(key){        obj[key] = newJson.replace(reg, "<span style='color:red'>" + that.data.tempText + "</span>")      }    }  },  bindKeyInput: function (e) { // 每次输入来监听键盘，处理匹配的数据    var text = e.detail.value;    this.setData({      tempText:text    })    var newJson = JSON.parse(JSON.stringify(this.data.json)); // 实现深复制        this.digui(newJson);    this.setData({      newJson:newJson    })  }})