https://community.appian.com/discussions/f/general/18389/how-to-find-first-of-in-a-datasubsetHello, Is there a way to find the first of in a datasubset? For example I have a datasubset with 5 records. The 4th record has an id=null. If I pass in a datasubset and where id=null, it would return the index of 4. How would I approach creating anen-USTelligent Community 12https://community.appian.com/thread/72405?ContentTypeID=1Sat, 29 Feb 2020 17:48:47 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:6f24ba91-1d15-41ea-9314-bbabca915ff7payal31<p>Hi Miked,<br /><br />I hope this code will help you.</p> <p></p> <p>load(<br /> local!pagingInfo: a!pagingInfo(<br /> startIndex: 1,<br /> batchSize: - 1<br /> ),<br /> local!datasubset: todatasubset(<br /> {<br /> {<br /> id: 1,<br /> firstName: &quot;A&quot;<br /> },<br /> {<br /> id: 2,<br /> firstName: &quot;B&quot;<br /> },<br /> {<br /> id: 3,<br /> firstName: &quot;C&quot;<br /> },<br /> {<br /> id: null,<br /> firstName: &quot;D&quot;<br /> },<br /> {<br /> id: 5,<br /> firstName: &quot;E&quot;<br /> }<br /> },<br /> local!pagingInfo<br /> ),<br /> index(<br /> local!datasubset.data,<br /> wherecontains(<br /> tointeger(<br /> null()<br /> ),<br /> tointeger(<br /> local!datasubset.data.id<br /> )<br /> ),<br /> {}<br /> )<br />)</p><div style="clear:both;"></div>