Represents a field that contains URL values.
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
If you set properties of the SPFieldUrl class you must call the Update method for changes to take effect in the database.
An SPFieldUrl object can be rendered through the UrlField server control.
The SPFieldUrl class corresponds to the URL data type that is specified through the Type attribute of the Field element.Notes to Inheritors
In SharePoint Foundation, columns based on custom field types are read-only in Datasheet view.