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)

'Declaration
Public Property Required As Boolean
    Get
    Set
'Usage
Dim instance As SPField
Dim value As Boolean

value = instance.Required

instance.Required = value

public bool Required { get; set; }

Type: System.Boolean
true if the field requires values; otherwise, false.

SPField class

SPField members

Microsoft.SharePoint namespace