bootstrap-vue/src/components/layout/fixtures/col.js

Quickly integrate Bootstrap 4 components with Vue.js

window.app = new Vue({
    el: "#app",
    data: {
        breakpoints: ["sm", "md", "lg", "xl"],
        breakpointObjs: [
            { sm: true, key: "sm" },
            { md: true, key: "md" },
            { lg: true, key: "lg" },
            { xl: true, key: "xl" }
        ],
        sizes: Array.from({ length: 12 }).map((_, i) => i + 1)
    }
});