Is it possible to allow only letters/numbers?

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LocMax
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03.12.2014, 16:17

So, I need some kind of function which would forbid usage of any symbols or so, so basically only numbers and letters can be used.
How can I do it? like do I need to list all symbols or?

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Is it possible to allow only letters/numbers? - by LocMax - 03.12.2014, 16:17

Re: Is it possible to allow only letters/numbers? - by Kyance - 03.12.2014, 16:24

Respuesta: Is it possible to allow only letters/numbers? - by LocMax - 03.12.2014, 16:40

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