       operationsDataTable.rows('.selected').every( function() {
                      arr.push(this.data().id)
                    });
                    $("#deleteOperationsList").text(arr.join(", "));
                    $("#deleteOperationsHiddenInput").val(JSON.stringify(arr));
                    $("#deleteModal").modal('show');                    
                  },
                  enabled: false,
                },
                'spacer',
                'spacer',
                'pageLength'