I have a form registration for my site, so the username shouldn't have spaces or special characters.... i want only to allow letters, numbers and underscores(_).. how can i do that???.. i need to validate before including them in the DB but i cant do it ..
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Nxt_Gate
I have a form registration for my site, so the username shouldn't have spaces or special characters.... i want only to allow letters, numbers and underscores(_).. how can i do that???.. i need to validate before including them in the DB but i cant do it ..
Could you guys give me a hand??
Thanks!
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