Subject: RE: [xsl] stability with variables From: Jarno.Elovirta@xxxxxxxxx Date: Mon, 18 Nov 2002 09:47:03 +0200 |
Hi, > Using the variables inside xslt makes it more stable > even if there is not well-formed xml. To be more specific, > in this case even if the data.xml is not well-formed. > > Concider the following: > <a href="{$opendocument}{following-sibling::AttachID}"> > > Which uses variable opendocument, this variable > is imported to the main xslt from commands.xsl. > > <xsl:variable name="opendocument"> > <xsl:value-of select="document('data.xml')/xslt/Open/command"/> > </xsl:variable> You could rewrite this to <xsl:variable name="opendocument" select="document('data.xml')/xslt/Open/command" /> As you're only using the string value of the variable above. > Which reads the final value form external xml file. In Xalan > you dont need to use xalan:evaluate() function. Why? I dont know. Why should you need it? There's no Expression that cannot be compiled at parse-time. > But reality (tested) is that the data.xml file can contain > syntax errors and yet the program does not result internal > server error. Xalan it probably recovering from the parsing error and returning an empty node-set. If it's returning the valua of command even thought data.xml is ill-formed, you probably has the document cached somewhere. Jarno - Xorcist: Erlicheda XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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