InputFormRequiredFieldValidator class
SharePoint 2013
Represents a control that checks to make sure that the specified field is filled out. It displays an error message and blocks submission of the form if the field not filled out.
System.Object
System.Web.UI.Control
System.Web.UI.WebControls.WebControl
System.Web.UI.WebControls.Label
System.Web.UI.WebControls.BaseValidator
System.Web.UI.WebControls.RequiredFieldValidator
Microsoft.SharePoint.WebControls.InputFormRequiredFieldValidator
Microsoft.SharePoint.WebControls.PasswordTextBoxValidator
System.Web.UI.Control
System.Web.UI.WebControls.WebControl
System.Web.UI.WebControls.Label
System.Web.UI.WebControls.BaseValidator
System.Web.UI.WebControls.RequiredFieldValidator
Microsoft.SharePoint.WebControls.InputFormRequiredFieldValidator
Microsoft.SharePoint.WebControls.PasswordTextBoxValidator
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)