[prog] Placeholders and earlier versions of PHP

[Shuying Wang]

On 5/3/05, Jacinta Richardson <jarich at perltraining.com.au> wrote: 
> If you validate your data most of these problems go away.  What characters

It's de rigueur to do data validation/sanitation on user input for any
web application I think. And it's generally better if the application
informs the user of (at least some) invalid input than silently fail
to do a database insertion (or worse).

--Shuying