How to filter DataGridView in C# Win Forms?

Question

Guys I have created a simple datagridview through toolbox and selected data through wizard (no code in .cs file) from database. It is working flawlessly as you can see in th

Answer 1

I hope I got your problem well

string whereClause = "ContactPerson=" +textbox.text;
(datagridview.DataSource as DataTable).DefaultView.RowFilter = whereClause;