MovieClip._alpha

Availability

Flash Player 4.

Usage

my_mc._alpha

Description

Property; the alpha transparency (value) of the movie clip specified by my_mc. Valid values are 0 (fully transparent) to 100 (fully opaque). Objects in a movie clip with _alpha set to 0 are active, even though they are invisible. For example, you can still click a button in a movie clip with the _alpha property set to 0.

Example

The following statements set the _alpha property of a movie clip named star to 29.6875% when the button is clicked (there are 128 levels of alpha mapped on a range of 0-100):

on(release) {
	star._alpha = 30;
}