vue 3 cdn

1<script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>

1/*for development ===>*/ <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
2/*for production ===>*/ <script src="https://cdn.jsdelivr.net/npm/vue@2.6.11"></script>
3

1<script src="https://cdn.jsdelivr.net/npm/vue@2.6.12/dist/vue.js"></script>

1<script src="https://unpkg.com/vue@next"></script>
2

1<!-- development version, includes helpful console warnings -->
2<script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>