[PHP] Exclusion in Regex not working

Hello Everyone This might be slightly offtopic since I'm not sure its php related but I'm working on a script where some inputdata is taken for further processing. For validation purposes I want to make sure certain chars are not part of the input. Basically stuff like $ * :; etc... So

Re: [PHP] Exclusion in Regex not working

At 14:11 31-1-2003, you wrote: So I'm using ereg(pattern, input) to see if the pattern matches or not. SO for exclusion I build the following pattern [^$] and pass it to ereg above. So if the input includes a $ the ereg should return false and the processing shouldn't take place. Well the

Re: [PHP] Exclusion in Regex not working

Can I make a suggestion? I tend to look at the issue of user input the other way around... rather than excluding things I don't think I want, I choose in allow things I *DO* want... so instead of saying a username shouldn't contain !@#$%^*()_+-=?:';, I say it should contain a-zA-Z0-9_-. This