@ralphschuler.webgl shader factory.<internal>.IDBCursor

Interface: IDBCursor

@ralphschuler/webgl-shader-factory.<internal>.IDBCursor

This IndexedDB API interface represents a cursor for traversing or iterating over multiple records in a database.

MDN Reference

Table of contents

Properties

• direction
• key
• primaryKey
• request
• source

Methods

• advance
• continue
• continuePrimaryKey
• delete
• update

Properties

direction

• Readonly direction: IDBCursorDirection

Returns the direction ("next", "nextunique", "prev" or "prevunique") of the cursor.

MDN Reference

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13502

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key

• Readonly key: IDBValidKey

Returns the key of the cursor. Throws a "InvalidStateError" DOMException if the cursor is advancing or is finished.

MDN Reference

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13508

---

primaryKey

• Readonly primaryKey: IDBValidKey

Returns the effective key of the cursor. Throws a "InvalidStateError" DOMException if the cursor is advancing or is finished.

MDN Reference

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13514

---

request

• Readonly request: IDBRequest<any>

MDN Reference

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13516

---

source

• Readonly source: IDBObjectStore | IDBIndex

Returns the IDBObjectStore or IDBIndex the cursor was opened from.

MDN Reference

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13522

Methods

advance

▸ advance(count): void

Advances the cursor through the next count records in range.

MDN Reference

Parameters

Name	Type
count	number

Returns

void

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13528

---

continue

▸ continue(key?): void

Advances the cursor to the next record in range.

MDN Reference

Parameters

Name	Type
key?	IDBValidKey

Returns

void

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13534

---

continuePrimaryKey

▸ continuePrimaryKey(key, primaryKey): void

Advances the cursor to the next record in range matching or after key and primaryKey. Throws an "InvalidAccessError" DOMException if the source is not an index.

MDN Reference

Parameters

Name	Type
key	IDBValidKey
primaryKey	IDBValidKey

Returns

void

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13540

---

delete

▸ delete(): IDBRequest<undefined>

Delete the record pointed at by the cursor with a new value.

If successful, request's result will be undefined.

MDN Reference

Returns

IDBRequest<undefined>

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13548

---

update

▸ update(value): IDBRequest<IDBValidKey>

Updated the record pointed at by the cursor with a new value.

Throws a "DataError" DOMException if the effective object store uses in-line keys and the key would have changed.

If successful, request's result will be the record's key.

MDN Reference

Parameters

Name	Type
value	any

Returns

IDBRequest<IDBValidKey>

Defined in

node_modules/typescript/lib/lib.dom.d.ts:13558