This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Note: This feature is available in Web Workers.
The objectStoreNames read-only property of the IDBDatabase interface is a DOMStringList containing a list of the names of the object stores currently in the connected database.
A DOMStringList containing a list of the names of the object stores currently in the connected database.
// Let us open our database
const DBOpenRequest = window.indexedDB.open("toDoList", 4);
// these two event handlers act on the database being opened successfully, or not
DBOpenRequest.onerror = (event) => {
note.appendChild(document.createElement("li")).textContent =
"Error loading database.";
};
DBOpenRequest.onsuccess = (event) => {
note.appendChild(document.createElement("li")).textContent =
"Database initialized.";
// store the result of opening the database in the db variable. This is used a lot below
db = DBOpenRequest.result;
// This line will log the names of the object stores of the connected database, which should be
// an object that looks like { ['my-store-name'] }
console.log(db.objectStoreNames);
};
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
objectStoreNames |
23 | 12 | 10 | 15 | 8 | 25 | 22 | 14 | 8 | 1.5 | 4.4 | 8 |
IDBDatabase
IDBTransaction
IDBKeyRange
IDBObjectStore
IDBCursor
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https://developer.mozilla.org/en-US/docs/Web/API/IDBDatabase/objectStoreNames