vb.net DataGridView选取单元格问题

Question

在vb.net的DataGridView控件中如何从单元格内容为1的开始逐单元格读取到36
如下图

控件中如何从单元格内容为1的开始逐读取到36
能否达到如下效果：

Answer 1

VB
for j as integer = 0 to grid.Rows(i).Cells.Count - 1
for i as integer = 0 to grid.Rows.Count - 1
MsgBox(grid.Rows(i).Cells(j).Value)
next i
next j