vant-weapp/dist/card/index.js

import { VantComponent } from '../common/component';
VantComponent({
  classes: ['thumb-class', 'title-class', 'price-class', 'desc-class', 'num-class'],
  props: {
    num: String,
    desc: String,
    thumb: String,
    title: String,
    price: String,
    centered: Boolean,
    currency: {
      type: String,
      value: '¥'
    }
  }
});