微信小程序富文本正则所有<img 标签修改样式

<rich-text nodes='{{text}}'></rich-text>

// pages/my_chat/component/message/client/clienttext/clienttext.js
Component({
  properties: {
    contai: {
      type:String
    }
  },

  data: {
    text: ""
  },
  ready: function () {
    this.setData({
      text: this.properties.contai.replace(/(<img[\s\S]+?)/ig, '<img style="width:23px;margin:0 auto;"'),
    })
  },
  methods: { 
  }
})