c# - How can i find out the Last row in a datagridview and write it to text file -

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i find last row of datagridview , write particular row data text file can 1 me

i give sample code, may help. 

 list<string> lstcontents = new list<string>();         foreach (datagridviewcell cell in mydatagrid.rows[mydatagrid.rowcount - 1].cells)         {             lstcontents .add((string)cell.value);         }  string mydata= string.join(",", lstcontents.toarray());

now using streamwriter can write string file. can use separator. have used "," comma here. ///this append data text file...

using (streamwriter sw = new streamwriter(filepath, true))         {             sw.writeline(mydata);         }

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