Gets or sets the header cell located in the upper left corner of the DataGridView control.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Setting this property allows you to set a value for the cell, associate a shortcut menu with it, or perform any other operations you can perform on a DataGridViewHeaderCell.
In applications designed for use with right-to-left languages, the cell represented by this property is typically in the upper-right corner.
The following code example uses this property to display a value in the upper-left corner of a DataGridView control. This value labels a child table in a master/detail scenario. This example is part of a larger example available in the DataGridViewComboBoxColumn class overview topic.