摘要:
1.在SQL语句中操作SELECT [aaa], [bbb] FROM [table] union select -1,'-选择xxx-' 2.在DropDownList的PreRender事件中操作 protected void DropDownList_PreRender(object sender, EventArgs e) { if (!IsPostBack) ...
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posted @ 2007-07-04 11:44
nextsoft
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