WebOct 31, 2009 · DataGridView.SelectedRows [0]表示选中第一行。. 从第i行开始操作,你写的循环是从第一行开始的,要是执行的是从倒数第一行开始的就要看是不是数据集中的数 … WebSep 7, 2011 · Row zero defaults to selected, so set dataGridView.Rows[0].Selected = false when opening the DataGridView and as long as the other options are set so the user …
[Solved] Selected Rows in datagridview - CodeProject
WebAug 17, 2024 · The whole reason for checking the row index in column 1 is because I don't want a user to change an ID, only add them. If I make the column read only I can't add a new ID. Finally I hit on the idea of making the cell read only as I add data from my datatable retrieved from my SQL server. BINGO. That resolves the problem. WebApr 14, 2016 · Or with Query Syntax: int index = (from r in dgv.Rows.Cast () where r.Cells [0].Value == SearchForThis select r.Index).First (); You will need to get a single result back from the collection, that is why I have used First, but remember if there are no items matching the criteria, it will throw an … bird behaviorist
DataGridView:選択行の値の取得方法 - akCs’s blog
WebSep 27, 2011 · Solution 2. First you show do this; C#. dataGridView1.SelectionMode = DataGridViewSelectionMode.FullRowSelect; this way users will select the full row instead of the cells. then you can have the selected rows by an foreach loop. C#. foreach (DataGridViewRow r in dataGridView1.SelectedRows) { // do stuff } -OR-. WebNov 17, 2012 · Hi all, i have a datagridview control i am displaying all the students information in datagrid view based on their class. in database i have a student table it contains no.of columns like their sno,sname,age,marks etc but iam showing only sno and sname in datagridview control sno sname 1 xyz 2 · private void gridview_CellClick(object … The collections described in this topic do not perform efficiently when large numbers of cells, rows, or columns are selected. For more information about using these collections with large amounts of data, see Best Practices for … See more bird bells made with seed