Triggered when the load begins.


First available in version 3.5 build 314.

Available only in ActionScript 3.

Event Parameter Properties:

bubbles - Boolean - Specifies if an event is a bubbling event.

cancelable - Boolean - Specifies if the behaviour can be canceled.

currentTarget - Object - The object that is currently handling the event.

target - Object - The event target.


Event; For details see Adobe documentation for URLLoader open event.