void btn_Ok_Click(object sender, EventArgs e) { //-1,说明没有此用户名名 //0,说明有此用户名,但是Email错误 //1,说明正确 int i = MemberManage.FindPwd(this.txtUserName.Text, this.txtEmail.Text); if (i == -1) { this.ltMsg.Text = "用户名不存在!"; return; } if (i == 0) { this.ltMsg.Text = "Email不正确!"; return; } SiteMember sm = new SiteMember(this.txtUserName.Text); this.ltMsg.Text = string.Format("请牢记您的密码:{0},并尽快更新!", sm.UserPwd); }