Using a JSP expression to set an attribute value requires you to create the *entire* value, not just part of it, with the expression.
<html:link href='<%= "blah.do?arg=" + var %>'> Craig On Wed, 26 Mar 2003, Timo Nentwig wrote: > Date: Wed, 26 Mar 2003 08:21:25 +0100 > From: Timo Nentwig <[EMAIL PROTECTED]> > Reply-To: Struts Users Mailing List <[EMAIL PROTECTED]> > To: [EMAIL PROTECTED] > Subject: struts: JSP expression not evaluated > > Hi! > > I do have a very weird problem which I don't even know struts or jasper to > address to so I post it to both mailing lists. > > Below is a small piece of JSP code, the struts <html:link> tag contains an > JSP expression in the href attribute which is not evaluated, i.e. the > actuall link contains the expression just as it is printed in the source > code below as string. Please note that pre-building a Java String > containing the complete href link and putting that string expression into > the tag's attribute does work just well. > > This does only apply to struts' <html:link> tag; <a> works just as it > should! > > <%@ page language="java" %> > <%@ page contentType="text/html;charset=WINDOWS-1252"%> > > <%@ taglib uri='/WEB-INF/struts-html.tld' prefix='html' %> > > <!DOCTYPE HTML PUBLIC "-//w3c//dtd html 4.0 transitional//en"> > <html> > <head> > <title>Test</title> > </head> > <body> > <% > int var = 1; > %> > > <!-- the link won't read "blah.do?arg=1 --> > <html:link href="blah.do?arg=<%=var%>"> > Link > </html:link> > </body> > </html> > > This works: > > > <% > int var = 1; > String href = "blah.do?arg=" + var; > %> > <html:link href="<%=href%>"> > > > Can't I see the woods for the trees or is this a bug? > > Timo > -- > http://nitwit.de/ > http://www.jeigh.com/werk/admin/ > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
