text: /**
    * @properties key
    * @properties value
    * @properties selected 被选中
    * @event submit 提交
    */
  Component({
    properties: {
      name: {
        type: String,
      },
      extra: {
        type: String,
      },
      selected: {
        type: Boolean,
        value: false
      },
      multi: {
        type: Boolean,
        value: false
      },
    },
    methods: {
      handleTap: function(e){
        this.setData({
          selected: true
        })
        this.triggerEvent('submit', this, { bubbles: true , composed: false})
      }
    },
  })
  