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RuleRegularExpressionAttribute(DefaultContexts, String) Constructor

Initializes a new instance of the RuleRegularExpressionAttribute class.

Namespace: DevExpress.Persistent.Validation

Assembly: DevExpress.Persistent.Base.v19.1.dll


public RuleRegularExpressionAttribute(
    DefaultContexts targetContexts,
    string pattern
Public Sub New(
    targetContexts As DefaultContexts,
    pattern As String


Name Type Description
targetContexts DefaultContexts

A DefaultContexts enumeration value that specifies a context for checking the current rule. This value is set for the RuleBaseAttribute.TargetContextIDs property.

pattern String

A string value that represents the regular expression that the property must match.


Use this constructor if assigning a specific IRule.Id property value is not necessary.

See Also