What is the difference between xsl: copy and xsl: copy-of?

Question

I do not see the difference between xsl:copyand xsl:copy-of.

Which should I use in what situation?

Answer 1

In short , is a shallow copy; is a deep copy. xsl:copy xsl:copy-of

When to use xsl:copyvsxsl:copy-of

• Use when you want to copy only the context element and have other plans for the children of the context element. xsl:copy
• Use when you want to copy selected XPath nodes and their children, recursively. xsl:copy-of

Notes for xsl: copy

• xsl:copy , .
• .
• xsl:copy @select XPath.

xsl:copy :

<xsl:template match="@*|node()">
  <xsl:copy>
    <xsl:apply-templates select="@*|node()"/>
  </xsl:copy>
</xsl:template>

, node xsl:copy, xsl:apply-templates, .

xsl: copy-of

• xsl:copy-of XPath @select , .
• .
• xsl:copy-of @select XPath.

, xsl:copy-of , , .

Answer 2

xsl:copy . , , node ( " " spec-speak). xsl:copy-of - . , node node. , .