topic Vizlib Writeback Required Validation in Drop Downs in App Development https://community.qlik.com/t5/App-Development/Vizlib-Writeback-Required-Validation-in-Drop-Downs/m-p/2069811#M87732 <P>Hello,</P> <P>I am creating a Vizlib writeback table in which I use drop downs and would like to make them required fields. While I see a "required if" option for many data types, I do not see it for drop downs.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="CV2_0-1683735935146.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/106862i56B5F0D3A69CAD64/image-size/medium?v=v2&amp;px=400" role="button" title="CV2_0-1683735935146.png" alt="CV2_0-1683735935146.png" /></span></P> <P>I know a work around for this could be to simply not allow nulls, but I am curious as to why this option does not exist here and if there is a work around this is more consistent with the other fields?</P> <P>#vizlib #writeback #validation #dropdown</P> Wed, 10 May 2023 16:27:50 GMT CV2 2023-05-10T16:27:50Z Vizlib Writeback Required Validation in Drop Downs https://community.qlik.com/t5/App-Development/Vizlib-Writeback-Required-Validation-in-Drop-Downs/m-p/2069811#M87732 <P>Hello,</P> <P>I am creating a Vizlib writeback table in which I use drop downs and would like to make them required fields. While I see a "required if" option for many data types, I do not see it for drop downs.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="CV2_0-1683735935146.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/106862i56B5F0D3A69CAD64/image-size/medium?v=v2&amp;px=400" role="button" title="CV2_0-1683735935146.png" alt="CV2_0-1683735935146.png" /></span></P> <P>I know a work around for this could be to simply not allow nulls, but I am curious as to why this option does not exist here and if there is a work around this is more consistent with the other fields?</P> <P>#vizlib #writeback #validation #dropdown</P> Wed, 10 May 2023 16:27:50 GMT https://community.qlik.com/t5/App-Development/Vizlib-Writeback-Required-Validation-in-Drop-Downs/m-p/2069811#M87732 CV2 2023-05-10T16:27:50Z