filepath = "save/frame.txt"
exec {"
    function deleteKeyIndexedDB(key) {
        let pre_request = indexedDB.open('/save');
        pre_request.onsuccess = function(event) {
            let dbVersion = event.target.result.version;
            let request = indexedDB.open('/save', dbVersion);
            request.onsuccess = function(event) {
                let db = event.target.result;
                // キー削除
                let transaction = db.transaction(['FILE_DATA'], 'readwrite');
                let objectStore = transaction.objectStore('FILE_DATA');
                let deleteRequest = objectStore.delete(key);
                deleteRequest.onsuccess = function(event) {
                    console.log('Key deleted successfully');
                };
                deleteRequest.onerror = function(event) {
                    console.error('Failed to delete key', event.target.error);
                };
            };
            request.onerror = function(event) {
                console.error('Database error:', event.target.error);
            };
        };
        pre_request.onerror = function(event) {
            console.error('Database error:', event.target.error);
        };
    }
    // データベースからkeyを削除
    deleteKeyIndexedDB('/'+'"}+filepath+{"');
"}