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A series of problems of C DataGridView binding list

2022-04-23 21:25:00 【Plant a sweet smell】

problem 1. Binding data source is list after , The interface cannot be sorted ？

answer ：dgvList.DataSource = _list; Can't sort ,

dgvList.DataSource = DataTable Yes. ;

problem 2. Binding data source is list after , The interface cannot move up and down ？

answer ：dgvList.DataSource = _list; You can delete and add , Can't move up and down , because List The index determines ,

dgvList.DataSource = DataTable Yes. ;

problem 2. Binding data source is list after , Reassign list There will be out of index Error of ？

answer ：list Reassign , First set the data source to null

dgvList.DataSource = null;

dgvList.DataSource = _list;

dgvList.DataSource = DataTable Yes. ;

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