keyUp()
#### Availability
Flash MX 2004.
#### Usage
function keyUp() {
// statements
}
#### Parameters
None.
#### Returns
Nothing.
#### Description
Function; called when the extensible tool is active and a key is released.
#### Example
The following example displays a message in the Output panel when the extensible tool is active and a key is released.
javascript
function keyUp() {
fl.trace("Key is released");
}
#### See also
keyDown() (../Top-Level_Functions_and_Methods/keyDown.md)