<\/span><\/h2>\n\nTo check null value in XSLT, you can make use of the following approach:<\/b><\/p>\n
1. The xsl:if<\/b> statement:
\nThe xsl:if<\/b> statement allows you to conditionally process a portion of the XSLT code based on a specific condition. To check for null or empty values, you can use the not()<\/b> function. For example:
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\n<\/xsl_if>
\n“`<\/p>\n2. The xsl:choose<\/b> statement:
\nThe xsl:choose<\/b> statement provides multiple conditions within an XSLT code block. You can use the xsl:when<\/b> and xsl:otherwise<\/b> elements to check for null values. For example:
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\n <\/xsl_when>
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\n <\/xsl_otherwise>
\n<\/xsl_choose>
\n“`<\/p>\n3. The xsl:if test=”@attributeName”<\/b> approach:
\nThis technique checks whether an attribute exists or has a value. It is helpful for checking null values within an XML element. For example, to check if the “name” attribute is null, you can use:
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\n<\/xsl_if>
\n“`<\/p>\nNow, let’s address some related questions and provide brief answers:<\/p>\n