screen_rotation
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<html> <head> <script type="importmap"> { "imports": { "vue": "https://unpkg.com/vue@3/dist/vue.esm-browser.js" } } </script> <body> <div id="app"> <h3>Vue Js Check if String is Empty</h3> <p v-if="!str.length ">String is empty</p> <p v-else>{{str}}</p> </div> <script type="module"> import { createApp } from "vue"; createApp({ data() { return { str:'' } }, }).mount("#app"); </script> </body> </head> </html>