Update list item

The following example shows you how to update the fields of an existing SharePoint list item.

C# example

using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Independentsoft.Graph;
using Independentsoft.Graph.Sites;

namespace Sample
{
    class Program
    {
        static async Task Main(string[] args)
        {
            try
            {
                GraphClient client = new GraphClient();

                client.ClientId = "63333333-209e-454e-b7bd-55a4d201270f";
                client.Tenant = "independentsoft.onmicrosoft.com";
                client.ClientSecret = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";

                IList<ListItemField> fields = new List<ListItemField>();
                fields.Add(new ListItemField { Name = "Title", Value = "Updated Title" });
                fields.Add(new ListItemField { Name = "Description", Value = "Updated description" });

                ListItem updatedItem = await client.UpdateListItem("item-id-123", "list-id-456", "site-id-789", fields);

                Console.WriteLine("Id = " + updatedItem.Id);
                Console.WriteLine("WebUrl = " + updatedItem.WebUrl);

                Console.Read();
            }
            catch (GraphException ex)
            {
                Console.WriteLine("Error: " + ex.Code);
                Console.WriteLine("Message: " + ex.Message);
                Console.Read();
            }
        }
    }
}

VB example

Imports Independentsoft.Graph
Imports Independentsoft.Graph.Sites

Namespace Sample
    Class Module1
        Shared Sub Main(ByVal args As String())

            Dim task = New Task(AddressOf Run)

            task.Start()
            Console.Read()

        End Sub

        Shared Async Sub Run()
            Try

                Dim client As GraphClient = New GraphClient()

                client.ClientId = "63333333-209e-454e-b7bd-55a4d201270f"
                client.Tenant = "independentsoft.onmicrosoft.com"
                client.ClientSecret = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"

                Dim fields As IList(Of ListItemField) = New List(Of ListItemField)()
                fields.Add(New ListItemField With {.Name = "Title", .Value = "Updated Title"})
                fields.Add(New ListItemField With {.Name = "Description", .Value = "Updated description"})

                Dim updatedItem As ListItem = Await client.UpdateListItem("item-id-123", "list-id-456", "site-id-789", fields)

                Console.WriteLine("Id = " & updatedItem.Id)
                Console.WriteLine("WebUrl = " & updatedItem.WebUrl)

            Catch ex As GraphException
                Console.WriteLine("Error: " + ex.Code)
                Console.WriteLine("Error: " + ex.Message)
                Console.Read()
            End Try
        End Sub

    End Class
End Namespace

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