Posted by Mateusz Markowski on 11/04/06 10:21

Yes, I think so.

yangsuli@gmail.com napisal(a):
> the problem is that i donnot want some script.php
> i want to redirect the users back on the page they were just on,with
> calling a function in advance :)
> you think the flag thing is the best way to do it?
>
> Mateusz Markowski wrote:
> > yangsuli@gmail.com napisal(a):
> > > i want to creat a link
> > > when somebody click the link
> > > the php script calls a function,then display itself :)
> > >
> > > i have tried
> > > <a href=<? funtion(); echo=$_server['php_self'] ?>text</a>
> > > but it will call the function whether i click the link
> > >
> > >
> > > then i tried this (using forms)
> > > <form action="<?php function(); echo "<script>"; echo
> > > "window.location.href=$_SERVER['PHP_SELF']"; echo '</script>';?>">
> > > <input type="submit" value="text" /></form>
> > > but it didnot work either.
> > > my browser said there were parse errors,T_STRING expected or
> > > something....:(
> > >
> > >
> > > now i am thinking using a flag,say,$functioncall,
> > > href=$_server[request_url]&functioncall=1
> > > then if functioncall==1,call that function
> > > but is it right?
> > > is there some way simple to do that?
> > >
> >
> > PHP works on a server, not in your browser, so it can't just call
> > function when you click a link. You have to send a request to the
> > server which will cause your script to call this function. Your last
> > example is good way to do it. So you have such link:
> > script.php?call=helloworld
> >
> > and in your file script.php such code:
> >
> > if ($_GET['call'] == 'helloworld') {
> > echo 'Hello world!';
> > }
> >
> > Then after clicking the link your browser sends a request, PHP decides
> > what to do, then server sends you a appropriate response.

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