Question

dataGridView1的指定单元格离开时触发什么事件，如何写

Answer 1

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void datagridview_cellmouseleave(object sender, datagridviewcelleventargs e)
{
if (datagridview.rowcount >= 2 && datagridview.columncount >= 2)
{
if (datagridview.currentcell.rowindex == 1 && datagridview.currentcell.columnindex == 1)
{
object cellvalue = datagridview[1, 1].value;
datagridview[2, datagridview.currentcell.rowindex].value = cellvalue;
}