Hi, I dont get it with the reg expressions,
maybe someone has experience to define this (for php)

I need the reg-expression, to check if a String HAS ONLY
The Letters A-Z or a-z

Some small recent games of mine:
Griefer 4k http://damocles11.byethost9.com/griefer4k.html
Kobold 4k http://damocles11.byethost9.com/kobold.html
Cave 4k http://damocles11.byethost9.com/cave4k.html