如何计算列总和
问题描述：
如何计算存储在datagrid视图列上的dataGridView列中的整数和浮点值的总和，然后将显示存储在文本框中?
c#
How can I calculte the sum of integer and float values stored in a dataGridView column on a datagrid view columns click and store the show in a textbox ?
c#
答
使sumcolumn为全局变量
Make sumcolumn a global variable
sumcolumn =0;
for (int i = 0; i < (dataGridView2.Rows.Count - 1); i++)
{
sumcolumn =sumcolumn + Convert.ToInt16(dataGridView2.Rows[i].Cells["columnname"].Value);
}
textbox1.text= Convert.tostring(sumcolumn)
HI
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HI
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