<[EMAIL PROTECTED]> wrote:
> As a new PHP convert, I ran into this same problem (below) yesterday while
> designing a form. ASP programmers (if they're THINKING) will use subs to
> keep "if" blocks tidy. In ASP, I'd use something like:
>
> If Request.ServerVariables( "REQUEST_METHOD" ) = "GET" Then
> DisplayForm
> Else
> SendFormData
> End If
>
> which at first I replaced with:
> if ( getenv( "REQUEST_METHOD" ) == "GET" ) {
> display_form();
> } else {
> send_email();
> }
> ...making functions out of what used to be subroutines. All
well-and-good,
> except my global variables disappeared and nothing I could do (even
> declaring the few important ones explicitly global) seemed to allow me to
> get at the variable contents.
Bill,
You need to declare the variables global within each function that access
them or access the variable via the $GLOBALS array.
$var = 'something';
function go()
{
return $GLOBALS["var"];
}
or
function go()
{
global $var;
return $var;
}
echo go();
--
Steve Werby
President, Befriend Internet Services LLC
http://www.befriend.com/
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