Subject: RE: [xsl] Reference to variable cannot be resolved. From: "Michael Kay" <michael.h.kay@xxxxxxxxxxxx> Date: Fri, 14 Feb 2003 12:16:51 -0000 |
> > True, but in this case, x seems to be evaluated twice: No, you have two different things called x, and each of them is evaluated once. > > <xsl:stylesheet version="1.0" > xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> > <xsl:variable name="x" select="'hello'"/> > <xsl:template match="/"> > <result> > <r><xsl:value-of select="$x"/></r> <!-- $x is 'hello' here --> > <xsl:variable name="x" select="'hi'"/> > <r><xsl:value-of select="$x"/></r> <!-- $x is 'hi' here --> > <xsl:call-template name="test"/> > </result> > </xsl:template> > <xsl:template name="test"> > <r><xsl:value-of select="$x"/></r> <!-- $x is 'hello' here --> > </xsl:template> > </xsl:stylesheet> > > Explaining to people why that's legal, after telling them > they can only assign x once, is a nice challenge :) > If people don't understand that the same name can refer to different objects depending on the context, then they shouldn't be programming. Michael Kay Software AG home: Michael.H.Kay@xxxxxxxxxxxx work: Michael.Kay@xxxxxxxxxxxxxx XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
Current Thread |
---|
|
<- Previous | Index | Next -> |
---|---|---|
Re: [xsl] Reference to variable can, David Carlisle | Thread | Re: [xsl] Reference to variable can, S Woodside |
Re: xslt core and intuition was RE:, David Carlisle | Date | [xsl] [XSLT2] setting context insid, Tobias Reif |
Month |