SPFormDigestSettings.Expires property
取得或設定值，指定安全性驗證是否可以到期，並要求送出表單之前] 頁面會重新整理。
Namespace: Microsoft.SharePoint.Administration
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Syntax
'宣告
Public Property Expires As Boolean
Get
Set
'用途
Dim instance As SPFormDigestSettings
Dim value As Boolean
value = instance.Expires
instance.Expires = value
public bool Expires { get; set; }
Property value
Type: System.Boolean
true若安全性驗證過期根據Timeout值，需要使用者在重新整理頁面之前送出表單 ；否則，請false。預設值為true。