public ValidatePatternAttribute(
	string pattern,
	RegexOptions options = RegexOptions.None
)Public Sub New ( 
	pattern As String,
	Optional options As RegexOptions = RegexOptions.None
)
Dim pattern As String
Dim options As RegexOptions
Dim instance As New ValidatePatternAttribute(pattern, 
	options)public:
ValidatePatternAttribute(
	String^ pattern, 
	RegexOptions options = RegexOptions::None
)This constructor does not validate if the regular expression specified in pattern is valid. The Regex instance is not constructed until the validation is performed.