Gets or sets the URL of the Web page to post to from the current page when the button control is clicked.
Assembly: System.Web (in System.Web.dll)
You can use the property to perform a cross-page post. If the property is set to the page that the button is currently on, a normal postback event cycle occurs.
A control that implements the IButtonControl interface must implement the property to indicate the URL of the Web page to post to from the current page when the button control is clicked.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)