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

Quickly integrate Bootstrap 4 components with Vue.js

window.app = new Vue({
    el: '#app',
    data: {
        dismissCountDown: null,
        showDismissibleAlert: false
    },
    methods: {
        countDownChanged(dismissCountDown) {
            this.dismissCountDown = dismissCountDown;
        },
        showAlert() {
            this.dismissCountDown = 5;
        }
    }
});