topic Using Placeholder in Concat() Function used in an Expression in App Development https://community.qlik.com/t5/App-Development/Using-Placeholder-in-Concat-Function-used-in-an-Expression/m-p/1610343#M45346 <P>In the following expression $1 is used as a placeholder, $1 doesn't work within the concat() function</P><P>If(GetSelectedCount($1)=0,Null(),'&amp;select=' &amp; '$1,' &amp; Concat(distinct<FONT color="#FF0000">$1</FONT>,','))</P><P>Note: This is a definition to a variable and the variable is parameterized</P><P>TIA,</P><P>Shannoy</P><P>&nbsp;</P> Sat, 16 Nov 2024 05:02:46 GMT shannoypaul 2024-11-16T05:02:46Z Using Placeholder in Concat() Function used in an Expression https://community.qlik.com/t5/App-Development/Using-Placeholder-in-Concat-Function-used-in-an-Expression/m-p/1610343#M45346 <P>In the following expression $1 is used as a placeholder, $1 doesn't work within the concat() function</P><P>If(GetSelectedCount($1)=0,Null(),'&amp;select=' &amp; '$1,' &amp; Concat(distinct<FONT color="#FF0000">$1</FONT>,','))</P><P>Note: This is a definition to a variable and the variable is parameterized</P><P>TIA,</P><P>Shannoy</P><P>&nbsp;</P> Sat, 16 Nov 2024 05:02:46 GMT https://community.qlik.com/t5/App-Development/Using-Placeholder-in-Concat-Function-used-in-an-Expression/m-p/1610343#M45346 shannoypaul 2024-11-16T05:02:46Z