How do I stop an object from going offscreen?

[isk2837]

I'm designing code that will cause a bat to move left and right when a button is pressed. Basically it adds or takes away from the bat's Left value. I want to make it so that the bat won't be able to go offscreen, but how do I do that?

 

[Erel]

See this link: http://www.b4x.com/forum/basic4android-updates-questions/6442-catch-bouncing-smiley.html