C#

public class aspnetRole
{
    public Guid? RoleId { get; set; }
    public Guid? ApplicationId { get; set; }
    public string RoleName { get; set; }
    public string Description { get; set; }
    public bool IsGlobal { get; set; }
}

List<aspnetRole> RolesNoDups = Roles.Distinct().ToList();

for (int i = 0; i < tblApplications.Controls.Count; i++) { ... }

int i;
for (i = 0; i < tblApplications.Controls.Count; i++) { ... }

foreach (GridViewRow row in grdUsers.Rows)
{
    string value= row.Cells[1].Text;
}

GridViewRow row;
string value;
foreach (row in grdUsers.Rows)
{
    value= row.Cells[1].Text;
}