When using the SharePoint Framework (SPFx), we can use spHttpClient to manage our REST calls. Creating new fields (columns) in lists is like using jQuery ajax methods, first we feed in the body of our call in JSON format. [code lang=”js”] const spOpts: ISPHttpClientOptions = { body: "{‘Title’: ‘Group’, ‘FieldTypeKind’:2,’Required’:false, ‘EnforceUniqueValues’: ‘false’,’StaticName’: ‘Group’}" }; [/code] … Read more