error (IndexedDB)

The error handler is executed when an error caused a request to fail.

General info

Specification

IndexedDB

Interface

Event

Bubbles

Yes

Cancelable

No

Target

IDBRequest

Default Action

None

Properties

Property	Type	Description
target Read only	EventTarget	The request concerned by this event
type Read only	DOMString	The type of event.
bubbles Read only	boolean	Does the event normally bubble?
cancelable Read only	boolean	Is it possible to cancel the event?

Example

var request = indexedDB.open("addressbook", 3);

// using the onsuccess handler to access a database, once open
request.onerror = function( event ) {
  var errorName = event.target.error.name;

}

// which is equivalent to
request.addEventListener("error", function( event ) {
  var errorName = event.target.error.name;

});

Related Events

• success
• error
• abort
• complete
• upgradeneeded
• blocked
• versionchange

See also

• Using IndexedDB