>First I interpreted your question the same as John - and had the same answer.
>
>Then I thought you want to sound the alarm only when all char are the same, in which case my solution would be:
>
>?lcString = repl(subs(lcString ,1,1),len(lcString ))
>
>>I need the fastest way to verify for similar characters in a variable. For example, I need to take action when I see a value such as "aaaaaaaa" or "bbbbbbbbbb". What's the best way to accomplish that?

Doru,
They do pretty much the same thing, your way just looks a lot prettier :)