//管理员——删除所有建议信息
public bool del_suggest_all()
{
try
{
YH_Suggest Del_suggest_all = new YH_Suggest();
chloe_connect.Delete <YH_Suggest>(a => a.UserName != null);
MessageBox.Show("删除全部成功！");
return(true);
}
catch (Exception e)
{
MessageBox.Show("删除全部失败！");
Console.WriteLine(e.ToString());
return(false);
}
}
//用户——提交建议信息
public bool inser_suggest(String neirong, DateTime writetime)
{
Start st = new Start();
String aa = Start.CUser;
try
{
YH_Suggest suggest_to_insert = new YH_Suggest();
suggest_to_insert.UserName = aa;
suggest_to_insert.NeiRong = neirong;
suggest_to_insert.WriteTime = DateTime.Now;
chloe_connect.Insert(suggest_to_insert);
MessageBox.Show("提交成功！");
return(true);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
MessageBox.Show("提交失败！");
return(false);
}
}