RuleCollectionAdd Method

public void Add(
	string propertyName,
	Object error,
	Func<bool> rule
)

Public Sub Add ( 
	propertyName As String,
	error As Object,
	rule As Func(Of Boolean)
)

Parameters

propertyName  String

Name of the property that is associated with the rule.

error  Object

Object that provides information about disability.

rule  FuncBoolean

Delegate method or Lambda expression used to check the rule.

Reference