NYCPHP Meetup

[Tim Lieberman]

Never really thought about it.

If your backend processes is asynchronous (or if you make it so) you 
could have your "progress" script just meta refresh until the back-end 
has a result, and then on the next refresh, 302 out of there.

Cliff Hirsch wrote:
> For long and indeterminate page processing, like connecting with a 
> credit card payment gateway or calculating pi to thousands of 
> significant digits, what is your preferred method for displaying 
> “please wait”?
>
> I see two techniques:
>
>    1. Use Javascript upon form submission to display the “please wait”
>       message
>    2. Echo a “please wait” page from the server and then do a 302
>       redirect upon completion of the scrpt.
>
>
> Issues:
>
>    1. Not everyone uses JavaScript
>    2. Can you issue a header redirect after echoing a “please wait”
>       message. I though headers need to be sent first. Is a 302 header
>       redirect an exception?
>
>
> Cliff
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