XSLT Functions with Examples
Always remember while you are coding XSL Transformation, your input for your xsl is XML.
i.e. your XSL code is based on the XML.
Below are most commonly used XSLT coding functions and methods. This is not an exhaustive list though.
How to Declare a variable:
<xsl:variable name="Newline" select="'
'"/>
<xsl:variable name="Tab" select="'	'"/>
<xsl:variable name="NumberFormat" select="'0.00'"/>
<xsl:variable name="DateFormat" select="'[M01]/[D01]/[Y0001]'"/>
<xsl:variable name="Pipe" select="'|'"/>
<xsl:variable name="SplChar" select="'$@!%^&*()- '"/>
<xsl:variable name="FillerZeros" select="'0000000000000000000000'"/>
How to use the variable which was declared: [Use $]
<xsl:value-of select="$Newline"/>
Simple Text:
<xsl:text>Test</xsl:text>
Concat Function:
Example1: <xsl:value-of select="concat(wd:Email,$Pipe)"/>
Example2: <xsl:value-of select="concat('Y',$Pipe)"/>
Translate Function: [Use when you want to replace something]
<xsl:value-of select="translate(wd:phone, '+().- ', '')" />
Sort Usage:
<xsl:sort select="wd:Location"/>
String-length Function:
<xsl:when test="string-length(wd: Zip) = 8">
Your Values Here
</xsl:when>
Exists Function:
<xsl:when test="exists(wd:Primary_Email)">
Your Values Here
</xsl:when>
Count Function:
Example 1: <xsl:value-of select="count(//wd:Report_Entry)"/>
Example 2: <xsl:value-of select= "count (//wd:Report_Entry[wd:Benefits/wd:Coverage='Family']/wd:Dependents)"/>
Format Date Function:
Example 1: <xsl:value-of select="format-date(current-date(),'[Y0001]-[M01]-[D01]')"/>
Example 2: <xsl:value-of select="format-date(wd:DateOfBirth,'[Y0001][M01][D01]')"/>
Format Number Function:
<xsl:value-of select="format-number(wd:amount,$numberFormat)"/>
Substring Function:
<xsl:value-of select="substring(wd:Work_Phone,3,10)"/>
Substring Before Function:
<xsl:value-of select="substring-before(wd:Division/@wd:Descriptor,':')"/>
If Condition:
<xsl:if test="wd:Gender = 'M'">
.
.
Your code here
.
.
</xsl:if>
Choose and When Function:
<xsl:choose>
<xsl:when test="(wd:Worker_Status = 'On Leave')">
<xsl:value-of select="'L'"/>
</xsl:when>
<xsl:otherwise>
<xsl:value-of select="'A'"/>
</xsl:otherwise>
</xsl:choose>
'For' Loop Function:
Example 1:
<xsl:for-each select="wd:Report_Data/wd:Report_Entry">
.
.
Your code here
.
.
</xsl:for-each>
Example 2: [Using Group-by]
<xsl:for-each-group select="wd:Report_Data/wd:Report_Entry" group-by="wd:Location">
.
.
Your code here
.
.
</xsl:for-each>
Other Text conditions in When Fuction:
Condition 1:
<xsl:when test="(wd:Class_Item = '001' or wd:Class_Item = '002')">
Your Values Here
</xsl:when>
Condition 2:
<xsl:when test="(wd:Benefits[1]/wd:Enrolment_Date) != ''">
Your Values Here
</xsl:when>
Condition 3:
<xsl:when test="(wd:Class_Item = '002' and wd:Benefit_Changes[1]/wd:SubType ='T')">
Your Values Here
</xsl:when>
Template Declaration and Usage:
Calling Templates -
<xsl:template match="/">
<xsl:call-template name="HeaderRecord"/>
<xsl:call-template name="DetailRecords"/>
</xsl:template>
Defining Template -
<xsl:template name="HeaderRecord">
.
.
Your code here
.
.
</xsl:template>
