FieldLookup.LookupField property
Gets or sets a value that specifies the internal field name of the field used as the lookup values.
Namespace: Microsoft.SharePoint.Client
Assembly: Microsoft.SharePoint.Client (in Microsoft.SharePoint.Client.dll)
Syntax
'Declaration
Public Property LookupField As String
Get
Set
'Usage
Dim instance As FieldLookup
Dim value As String
value = instance.LookupField
instance.LookupField = value
public string LookupField { get; set; }
Property value
Type: System.String
Returns a String instance representing the internal field name of the field used as the lookup values.
Exceptions
| Exception | Condition |
|---|---|
| [Microsoft.SharePoint.SPException] | The server does not allow properties of the field to be changed. Error code: -2146232832. |
| [System.NotSupportedException] | When the property is read and the list that this field belongs to is an external list. Error code: -1. |
Remarks
The target of the LookupField property must be one of the following field types:
FieldType.Counter
FieldType.DateTime
FieldType.Number
FieldType.Text
In addition, FieldType.Computed is allowed as a target if lookups are enabled. For more information, see the EnableLookup property of the FieldComputed class. The FieldType.Calculated field type can be a target if the output is text. For more information, see the OutputType property of the FieldCalculated class.