The success handler is executed when a request succeed.
| Property | Type | Description |
|---|---|---|
target Read only
| EventTarget | The event target (the topmost target in the DOM tree). |
type Read only
| DOMString | The type of event. |
bubbles Read only
| Boolean | Whether the event normally bubbles or not. |
cancelable Read only
| Boolean | Whether the event is cancellable or not. |
var request = indexedDB.open("addressbook", 3);
// using the onsuccess handler to access a database, once open
request.onsuccess = function( event ) {
var addressbookDB = event.target.result;
}
// which is equivalent to
request.addEventListener("success", function( event ) {
var addressbookDB = event.target.result;
});
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https://developer.mozilla.org/en-US/docs/Web/Events/success_indexedDB