IndexedDB: Read all data

gistfile1.txt

var connection = indexedDB.open('<DBNAME>', <Version#>);

connection.onsuccess = (event) => {
    const db = event.target.result;
    // get all contacts
    getAllContacts(db);
};

function getAllContacts(db) {
    const txn = db.transaction('record', "readonly");
    const objectStore = txn.objectStore('record');

    //console.log(objectStore);
    objectStore.openCursor().onsuccess = (event) => {
        let cursor = event.target.result;
        if (cursor) {
            let contact = cursor.value;
            console.log(contact);
            // continue next record
            cursor.continue();
        }
    };

    // close the database connection
    txn.oncomplete = function () {
        db.close();
    };
}