INTERVIEW QUESTIONS MICROSOFT DOTNET DETAILS

Question: How to clear a datagrid on a button click?

Answer: You need to Clear the DataSource of the dadaGrid.

So try this:

dataSet1.Clear();

dataGrid1.DataSource = dataSet1.TableNameHere.DefaultView;

or

C#: dataGrid1.DataSource = null;

VB: dataGrid1.DataSource = nothing

You need to Clear the DataSource of the dadaGrid.

So try this:

dataSet1.Clear();

dataGrid1.DataSource = dataSet1.TableNameHere.DefaultView;

or

C#: dataGrid1.DataSource = null;

VB: dataGrid1.DataSource = nothing


Source: CoolInterview.com

This also works..to clear datagrid
Datagridview1.columns.clear() Source: CoolInterview.com

Datagridview1.Rows.Clear() Source: CoolInterview.com

datagrid1.datasource=string.empty();
datagrid1.databind(); Source: CoolInterview.com

Datagridview1.EditIndex=-1; Source: CoolInterview.com

DataGridView1.RowCount = 1

DataGridView1.Rows.Clear()
or
dataGridView.DataSource = null;

DataSource of the DataGridView to null and that was worked. Source: CoolInterview.com

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