July 2001
Intermediate to advanced
592 pages
11h 16m
English
Content preview from XSLT and XPATH: A Guide to XML TransformationsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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8.4. Comparing <xsl:variable> and <xsl:param>
Syntactically, there is no difference between <xsl:variable> and <xsl:param>. The content model of both elements is the same. The way these elements declare variables is the same. However, the value of the variable declared using <xsl:param> is only a default that can be changed with the <xsl:with-param> element, while the <xsl:variable> value cannot be changed. The only other difference is that there is a restriction on where the <xsl:param> element can be used. It must always come before any other elements if used within a template rule.
Because <xsl:variable> and <xsl:param> declare variables in the same way, if they are both present in the same context and they both have the same name, they are ...
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