Remove rows from datatable based on a List using Linq
26 March 2022
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I have a DataTable with some data and a exclusion List<string> like below
ExamData (datatable)
Exam | Year Completed |
AZ-900: Azure Fundamentals | 2019 |
DP-900: Azure Data Fundamentals | 2021 |
AI-900: Azure AI Fundamentals | 2021 |
PL-900: Azure Power Platform Fundamentals | 2020 |
ExclusionYears (list)
[2018, 2019, 2020]
To remove rows from DataTable if "Year Completed" contains in exclusion list.
Here is the code (LINQ):
List<DataRow> removeRows = ds.Tables[0].AsEnumerable()
.Where(r => list.Contains(r.Field<string>("Year Completed")))
.ToList();
removeRows.ForEach(ds.Tables[0].Rows.Remove);
ds.Tables[0].AcceptChanges();
Output
Exam | Year Completed |
DP-900: Azure Data Fundamentals | 2021 |
AI-900: Azure AI Fundamentals | 2021 |
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