Set List Content Type Column Required in SharePoint using CSOM

The example in this topic show how to use CSOM to Set List Content Type Column Required in SharePoint

  • using Microsoft.SharePoint.Client;
  • using System.Linq;
  •  
  • using (ClientContext clientContext = new ClientContext("http://MyServer/sites/MySiteCollection"))
  • {
  • // clientcontext.Web.Lists.GetById - This option also can be used to get the list using List GUID
  • // This value is NOT List internal name
  • List targetList = clientContext.Web.Lists.GetByTitle("a b");
  •  
  • clientContext.Load(targetList.ContentTypes);
  • clientContext.ExecuteQuery();
  • ContentTypeCollection contentTypeCollection = targetList.ContentTypes;
  •  
  • // Mention Target Content Tye Name here
  • ContentType targetContentType = (from contentType in contentTypeCollection where contentType.Name == "Event" select contentType).FirstOrDefault();
  •  
  • // Code to set content type field required.
  • if (targetContentType != null)
  • {
  • // Mention the Field name here
  • Field field = targetContentType.Fields.GetByInternalNameOrTitle("Category");
  • clientContext.Load(field);
  • clientContext.ExecuteQuery();
  •  
  • targetContentType.FieldLinks.GetById(field.Id).Required = true;
  •  
  • // UpdateChildren - bool, this value indicates whether the children content type(inheriting from this Content Type) needs to be updated
  • targetContentType.Update(false);
  • clientContext.ExecuteQuery();
  • }
  • }

Similar examples using different APIs:

Thank you for reading this article. This code was tested in SharePoint 2013

We value your feedback:

Page URL:

Name:

 

Email:

 
 

Feedback:

 

© 2019 Code SharePoint