(1)下拉添加“==请选择==”
解决方法:
1.
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { DataSet ds = new DataSet(); string tablename = "department_Info"; ds = GetDataSet(ds, tablename); this.ddl_post.DataSource = ds; ddl_post.DataTextField = "departmentName"; ddl_post.DataValueField = "departmentName"; this.ddl_post.DataBind(); //添加到第1行 this.ddl_department.Items.Insert(0,"==请选择=="); this.ddl_department.Items.FindByText("==请选择==").Selected = true;
}
2.
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { DataSet ds = new DataSet(); string tablename = "department_Info"; ds = GetDataSet(ds, tablename); this.ddl_post.DataSource = ds; ddl_post.DataTextField = "departmentName"; ddl_post.DataValueField = "departmentName"; this.ddl_post.DataBind(); DataTable dt = ds.Tables[0]; DataRow dr = dt.NewRow(); dr[0] = "==请选择=="; //添加到第1行 dt.Rows.InsertAt(dr, 0); this.ddl_post.DataSource = dt; }
(2)修改页面读不出来的时候
需要绑定数据源
(3)时间转换问题
修改页面时间转换格式为 2010/01/01
解决方法:
gridview中时间转换格式为 2010/01/01
解决方法: