vant-weapp/dist/card/index.js

'use strict';

Component({
  options: {
    multipleSlots: true
  },

  externalClasses: ['custom-class', 'thumb-class', 'title-class', 'price-class', 'desc-class', 'num-class'],

  properties: {
    num: String,
    desc: String,
    thumb: String,
    title: String,
    price: String,
    centered: Boolean,
    currency: {
      type: String,
      default: '¥'
    }
  }
});