Gets or sets an array of BeforeUpload event handlers.
$au.uploader({Get/Set Value at Runtime
events: {
//...other params...
beforeUpload: [],
//...other params...
}
})
$au.uploader('uploaderID').events().beforeUpload(value);
value = $au.uploader('uploaderID').events().beforeUpload();
Type: $au.event
The string containing the name of BeforeUpload event handler or an array of handler names.
This event fires when the upload is about to be started.