Re: How to avoid accidental re-sending of POST data

2004-12-02 Thread Lawrence Statton
> I'm no CGI expert, but my best guess is that you are not going to be able to > stop the user from resending the data > [snip out a technique to assist in ignoring repeat data] This deserves to be drilled into every beginning CGI programmers brain: You cannot PREVENT the client from doing ANYTH

How to avoid accidental re-sending of POST data

2004-12-02 Thread Ingo Weiss
Hi, this must be a common problem and I was wondering what commonly used strategies to solve it are: How can I avoid that a user re-sends a POST form when hitting the reload button on a result page? The browser typically warns you when you want to do that but I was wondering whether there is an

RE: How to avoid accidental re-sending of POST data

2004-12-02 Thread Bob Showalter
Ingo Weiss wrote: > Hi, > > this must be a common problem and I was wondering what commonly used > strategies to solve it are: > > How can I avoid that a user re-sends a POST form when hitting the > reload button on a result page? You can't. If the transaction is not repeatable, you need to have