bootstrap-vue/src/components/card/fixtures/card.js

BootstrapVue provides one of the most comprehensive implementations of Bootstrap 4 components and grid system for Vue.js and with extensive and automated WAI-ARIA accessibility markup.

window.app = new Vue({
  el: '#app',
  data: {
    headerText: 'Card header text',
    img0: 'http://placeskull.com/200/200/ABABAB/-1/0',
    img1: 'http://placeskull.com/200/200/E8117F/-1/0'
  }
})