Dedup
This method will take any DataTable and remove duplicate rows based on any column.
Source
public static DataTable Dedup(this DataTable tblIn, string KeyColName)
{
DataTable tblOut = tblIn.Clone();
foreach (DataRow row in tblIn.Rows)
{
bool found = false;
string caseIDToTest = row[KeyColName].ToString();
foreach (DataRow row2 in tblOut.Rows)
{
if (row2[KeyColName].ToString() == caseIDToTest)
{
found = true;
break;
}
}
if (!found)
tblOut.ImportRow(row);
}
return tblOut;
}
Example
DataTable tbl1 = tbl.Dedup("ColName");
or
tbl1 = tbl1.Dedup("ColName");
Author: John D. Sanders
Submitted on: 17 aug. 2011
Language: C#
Type: System.Data.DataTable
Views: 6122