The <xsl:attribute> is used to add attributes to elements. Thie function replaces the existing attributes with new ones.

Syntax for <xsl:attribute>

<xsl:attribute name=”attributeName” namespace=”uri”>

 <!—Template Content -->

</xsl:attribute>

Where,

  • name is the name of attribute field. It is mandatory field.
  • namespace is the namespace URI for the attribute. It is optional.

The below example add attributes to the item element if it is hand-made or machine-made.

Example of how to use <xsl:attribute>

AttributeAdd.xml

<?xml version = "1.0" encoding = "UTF-8"?>

<factory>

    <item>

        <name>Toy</name>

        <buyingPrice>6</buyingPrice>

        <sellingPrice>10</sellingPrice>

    </item>

 

    <item>

        <name>Box</name>

        <buyingPrice>4</buyingPrice>

        <sellingPrice>18</sellingPrice>

    </item>

 

    <item>

        <name>Bag</name>

        <buyingPrice>60</buyingPrice>

        <sellingPrice>100</sellingPrice>

    </item>

 

    <item>

        <name>Dress</name>

        <buyingPrice>500</buyingPrice>

        <sellingPrice>1000</sellingPrice>

    </item>

</factory>

AttributeAdd.xsl

<?xml version = "1.0" encoding = "UTF-8"?>

<xsl:stylesheet version = "1.0" xmlns:xsl = "http://www.w3.org/1999/XSL/Transform">

<xsl:template match="node()|@*">

  <xsl:copy>

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

  </xsl:copy>

 </xsl:template>

 

   <xsl:template match="item">

   <xsl:if test="name='Toy' or name='Box'">

  <item quality="hand-made">

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

  </item>

   </xsl:if>

 

   <xsl:if test="name='Bag' or name='Dress'">

  <item quality="machine-made">

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

  </item>

   </xsl:if>

 </xsl:template>

</xsl:stylesheet>

Output

<?xml version="1.0"?>

<factory>

<item quality="hand-made">

<name>Toy</name>

<buyingPrice>6</buyingPrice>

<sellingPrice>10</sellingPrice>

</item>

<item quality="hand-made">

<name>Box</name>

<buyingPrice>4</buyingPrice>

<sellingPrice>18</sellingPrice>

</item>

<item quality="machine-made">

<name>Bag</name>

<buyingPrice>60</buyingPrice>

<sellingPrice>100</sellingPrice>

</item>

<item quality="machine-made">

<name>Dress</name>

<buyingPrice>500</buyingPrice>

<sellingPrice>1000</sellingPrice>

</item>

</factory>

 

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