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[VB.NET]得到查询的返回值？，
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得到
查询的返回值？ 就像ASP里面的request一样 比如
数据库里的ID和PWD两列 我现在执行 Dim str As String = SLECET pwd FROM STU_TABLE WHERE ID= + uid.Text + ; Dim
sqlcmd As System.Data.OleDb.OleDbCommand = New System.Data.OleDb.OleDbCommand(str,OleDbConnection1)
sqlcmd.ExecuteNonQuery() PWD是一个字符串，怎样得到
查询得到的PWD？ __________________________________________________________________________ up __________________________________________________________________________ up __________________________________________________________________________ string pass =
sqlcmd.ExecuteScalar().ToString(); __________________________________________________________________________ string pass = Convert.ToString(
sqlcmd.ExecuteScalar()) __________________________________________________________________________ dim aa as string string aa =Convert.ToString(
sqlcmd.ExecuteScalar) __________________________________________________________________________
sqlcmd.ExecuteScalar返回
查询结果的第一行第一列 __________________________________________________________________________
原文链接：https://www.f2er.com/vb/263495.html
