CRM 2011 CS: Assigning Lookup value

C# assign the contact to an account.

//C# assign the contact to an account.

Entity account = new Entity("account");
account["name"] = "Test Account1";
EntityReference primaryContactId = new EntityReference("contact", contactId);
account["primarycontactid"] = primaryContactId;

CRM 2011 CS: get String from a Lookup Field in crm 2011

//C# get String from a Lookup Field in crm 2011

((EntityReference)item.Attributes["new_lookup"]).Name

 

//C# get ID from a Lookup Field in crm 2011

((EntityReference)item.Attributes["new_lookup"]).Id