public async Task <ActionResult> SysRoleList(int pageIndex = 1, int pageSize = 20)
{
//总页码、当前页码、可显示总页码
var sysRoleSvc = new SysRoleService();
//当前第n页数据
var sysRole = await sysRoleSvc.GetAllSysRole(pageIndex, pageSize, false);
//总个数
var dataCount = await sysRoleSvc.GetDataCount();
//绑定分页
var list = new PagedList <SysRoleDto>(sysRole, pageIndex, pageSize, dataCount);
return(View(list));
}