When there are rows which didnt fit in screen datatable collapses and display button + .So I want to datatable should fit to screen and show all rows.
Sounds like you have the Responsive extension enabled. Turn off Responsive and all the rows will be shown. If the extend too far to the right then you may need to enable scrollX or enable word wrapping.
It looks like you're new here. If you want to get involved, click one of these buttons!
DataTables designed and created by SpryMedia Ltd.
SpryMedia Ltd is registered in Scotland, company no. SC456502.