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How to set listitem lookup field value in MSDN?
You’ll need to do a separate lookup to the target list to get the value. A better way of doing this is the SPFieldLookupValue class. MSDN has a good example. Thanks for contributing an answer to SharePoint Stack Exchange!
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How to set lookup field in client model?
But this doesn’t work in Client model. Any help is must appreciated. In order to set a lookup field using CSOM, the ID of the item from the lookup list should be specified. This ID can then be used to set the listitem’s FieldLookupValue.
What happens if the lookup field is null?
If you create the FieldLookupValue starting from item [“looker\\ this could generate an exception if the field is null. (null.LookupId).
The list that contains the lookup field to the large list LOOKUP_TO_LIST_FIELD – This is the INTERNAL name of the field in the large list that you want to display to the user to choose from INTERNAL_FIELD_NAME_OF_LOOKUP_FIELD – This is the INTERNAL field name of the lookup field on the list specified for the LIST_NAME variable
What are the variables in the lookup to list field?
Those variables are: LIST_NAME – This is the name of the list the form is for. The list that contains the lookup field to the large list LOOKUP_TO_LIST_FIELD – This is the INTERNAL name of the field in the large list that you want to display to the user to choose from
How to display URL from lookup List column?
You can absolutely do it as below: 1 In details table select the field or control where you want to show the URL from other list. 2 Unlock that control. 3 Default value of the Lable as below LookUP (secondSPList,ID=gallery.selected.ID,siteURLcolumnfromlist2).