SPField.Required Property
Gets or sets a Boolean value that determines whether users must enter a value for the field on New and Edit forms.
Namespace: Microsoft.SharePoint
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online
Syntax
'Declaration
<ClientCallableAttribute> _
Public Property Required As Boolean
Get
Set
'Usage
Dim instance As SPField
Dim value As Boolean
value = instance.Required
instance.Required = value
[ClientCallableAttribute]
public bool Required { get; set; }
Property Value
Type: System.Boolean
true if the field requires values; otherwise, false.
Exceptions
Exception | Condition |
---|---|
NotSupportedException | The list that the field belongs to is an external list. |