How to make a var positive?

[freemmaann]

I kinda forgot how to make a number positive in lua. Since i don't know if the var containing an integer will be positive or negative i can't just multiply by -1 and i also can't do if var < 0 then.

[PortalGod]

[b][url=http://wiki.garrysmod.com/?title=Math.abs]Math.abs [img]http://wiki.garrysmod.com/favicon.ico[/img][/url][/b]

[freemmaann]

[QUOTE=PortalGod;24900197][B][URL="http://wiki.garrysmod.com/?title=Math.abs"]Math.abs [IMG]http://wiki.garrysmod.com/favicon.ico[/IMG][/URL][/B][/QUOTE]thanks.