| <!DOCTYPE HTML> | |
| <script> | |
| function checkPermission() { | |
| return navigator.storage.persisted(); | |
| } | |
| async function checkPermissionUsingPermissionApi() { | |
| const status = | |
| await navigator.permissions.query({name: 'persistent-storage'}); | |
| return status.state; | |
| } | |
| function requestPermission() { | |
| return navigator.storage.persist(); | |
| } | |
| </script> |