NOPE.
It has nothing to do with 'static'.
You cannot do <% static int a; %>.
<%! defines the servlet instance variables. Since there's only one servlet
instance that handles every request, you might interpret it as 'something
like global vars'. But then again, globals are evil.
Geert Van Damme
> -----Original Message-----
> From: A mailing list about Java Server Pages specification and reference
> [mailto:[EMAIL PROTECTED]]On Behalf Of Shawn Zhu
> Sent: woensdag 21 februari 2001 3:01
> To: [EMAIL PROTECTED]
> Subject: Re: difference between variable declared using <%! %> and <% %>
>
>
> Is it, in other words, <% static int a; %> achieves the same thing as
> <%! int a;%> but with safe threading?
>
> > -----Original Message-----
> > From: Robert Nicholson [mailto:[EMAIL PROTECTED]]
> > Sent: Tuesday, February 20, 2001 5:18 PM
> > To: [EMAIL PROTECTED]
> > Subject: Re: difference between variable declared using <%!
> > %> and <% %>
> >
> >
> > You shouldn't use <%! to declare variables because they will end up as
> > instance variables and not "automatic" variables that exist
> > only for the
> > life time of the _jsp_service method.
> >
> > <%! will end up in a Servlet as instance variables.
> >
> > > -----Original Message-----
> > > From: A mailing list about Java Server Pages specification
> > and reference
> > > [mailto:[EMAIL PROTECTED]]On Behalf Of Dave Deniman
> > > Sent: Tuesday, February 20, 2001 5:07 PM
> > > To: [EMAIL PROTECTED]
> > > Subject: Re: difference between variable declared using <%!
> > %> and <% %>
> > >
> > >
> > > Geert,
> > >
> > > You are listed as a contributor to the book Professional JSP, by
> > > Wrox Press.
> > > On page 32 of that book, it clearly describes <%! %> as enclosing a
> > > declaration block for variables and methods. The only fault I see
> > > in Surya's
> > > explanation below is not further explaining what is meant
> > by "valid in the
> > > page scripting language," or explaining the scope of
> > declarations in the
> > > block and the JSP relationship.
> > >
> > > Is it possible you are making reference to the concurrency
> > problems when
> > > using the declaration scripting element in JSP vs. Servlets? Of
> > > course, the
> > > original inquiry from Kishor did not state whether he was
> > using a Servlet.
> > > And then too, this becomes an implementation design issue
> > as opposed to a
> > > simple functionality issue.
> > >
> > > Perhaps the book is in error. Please clarify what you mean
> > by, "<%! %> is
> > > NOT meant to declare variables."
> > >
> > > Thanks,
> > > Dave Deniman
> > >
> > > ----- Original Message -----
> > > From: "Da-Ming Duan" <[EMAIL PROTECTED]>
> > > To: <[EMAIL PROTECTED]>
> > > Sent: Tuesday, February 20, 2001 4:49 PM
> > > Subject: Re: difference between variable declared using <%!
> > %> and <% %>
> > >
> > >
> > > : Discussion is always welcome! Geert, can you please explain the
> > > difference? I
> > > : believe you can.
> > > :
> > > : DMD
> > > :
> > > : Geert Van Damme wrote:
> > > :
> > > : > NO NO NO
> > > : >
> > > : > If you don't know what <%! %> exactly does. Don't use it.
> > > : > And you apparently don't know it.
> > > : >
> > > : > <%! %> is NOT meant to declare variables.
> > > : >
> > > : > Again an example of a really bad post. If you don't
> > know it. Please,
> > > don't
> > > : > answer, or at least specify that it's only a wild guess
> > > : >
> > > : > Geert Van Damme
> > > : >
> > > : > > -----Original Message-----
> > > : > > From: A mailing list about Java Server Pages specification and
> > > reference
> > > : > > [mailto:[EMAIL PROTECTED]]On Behalf Of Surya Prakash
> > > : > > Sent: maandag 19 februari 2001 9:59
> > > : > > To: [EMAIL PROTECTED]
> > > : > > Subject: Re: difference between variable declared using <%!
> > > %> and <%
> > > %>
> > > : > >
> > > : > >
> > > : > > hi kishor
> > > : > > <%! %> it declares variables or methods valid in
> > > : > > the page scripting language
> > > : > > <%%> contains a codefragment valid in the page scripting
> > > : > > language
> > > : > > this may help u
> > > : > > surya
> > > : > > ----- Original Message -----
> > > : > > From: "Kishor K" <[EMAIL PROTECTED]>
> > > : > > To: <[EMAIL PROTECTED]>
> > > : > > Sent: Monday, February 19, 2001 9:34 AM
> > > : > > Subject: difference between variable declared using
> > <%! %> and <% %>
> > > : > >
> > > : > >
> > > : > > > hi,
> > > : > > >
> > > : > > > can anyone tell me the difference between variable
> > declared using
> > > <%! %>
> > > : > > and
> > > : > > > <% %>
> > > : > > >
> > > : > > > thanx in advance
> > > : > > > kishor
> > > : > > >
> > > : > > >
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