## mark a section (Learn more)

<xhtml:html xmlns:xforms="http://www.w3.org/2002/xforms" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:ev="http://www.w3.org/2001/xml-events"> <xhtml:head> <xhtml:title>Single toggling with a select1</xhtml:title> <xforms:model> <xforms:instance id="selection"> <selection>1</selection> </xforms:instance> </xforms:model> </xhtml:head> <xhtml:body> <xforms:select1 ref="instance('selection')" appearance="minimal"> <xforms:label>Select: </xforms:label> <xforms:item> <xforms:label>First</xforms:label> <xforms:value>1</xforms:value> </xforms:item> <xforms:item> <xforms:label>Second</xforms:label> <xforms:value>2</xforms:value> </xforms:item> <!-- Solution with AVT --> <!--<xforms:toggle ev:event="xforms-value-changed" case="case{.}"/>--> <!-- Solution with nested case element--> <xforms:toggle ev:event="xforms-value-changed"> <xforms:case value="concat('case', .)"/> </xforms:toggle> </xforms:select1> <xforms:switch> <xforms:case id="case1"> Case 1 </xforms:case> <xforms:case id="case2"> Case 2 </xforms:case> </xforms:switch> </xhtml:body> </xhtml:html>

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