.NET Framework 4.5.2+
.NET Framework 4.5.2+
.NET Standard 2.0+
.NET Core 3.0+

RuleRegularExpressionAttribute(DefaultContexts, String) Constructor

Initializes a new instance of the RuleRegularExpressionAttribute class.

Namespace: DevExpress.Persistent.Validation

Assembly: DevExpress.Persistent.Base.v21.1.dll

Declaration

public RuleRegularExpressionAttribute(
    DefaultContexts targetContexts,
    string pattern
)

Parameters

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.

Remarks

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

See Also