When I pass the parameter opno #{schAttListMB.onChecked(c.opno)} , it passes an empty string rather than the required opno referenced from the datatable checkbox click event.

[vbini21]

[rmpestano]

Hi, this is a primefaces question, please use their forum.

For rowSelection events example see primefaces showcase here: https://www.primefaces.org/showcase/ui/data/datatable/selection.xhtml