protected
void
Page_Load(
object
sender, EventArgs e)
{
if ( ! IsPostBack)
{
BindLsb();
}
}
#region 绑定listbox
protected void BindLsb()
{
SqlConnection conn = CDB.Getconn( " constr " , " 1 " );
conn.Open();
CDB.BindListBox(ListBox1, " select * from caes_memberinfo_column_dictionary " , " columnname_inchinese " , " columnid " , conn);
}
{
if ( ! IsPostBack)
{
BindLsb();
}
}
#region 绑定listbox
protected void BindLsb()
{
SqlConnection conn = CDB.Getconn( " constr " , " 1 " );
conn.Open();
CDB.BindListBox(ListBox1, " select * from caes_memberinfo_column_dictionary " , " columnname_inchinese " , " columnid " , conn);
}

本文介绍了如何在ASP.NET中操作ListBox控件。当用户在ListBox1中选择一项,如果未在ListBox2中存在,该选项将被添加;如果已存在,则提示用户。同时,提供了增加所有选项、删除所选项及清空所有选项的功能。
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