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SectionInformation.IsDeclarationRequired Property

Gets a value that indicates whether the configuration section must be declared in the configuration file.

Namespace:  System.Configuration
Assembly:  System.Configuration (in System.Configuration.dll)

public bool IsDeclarationRequired { get; }

Property Value

Type: System.Boolean
true if the associated ConfigurationSection object must be declared in the configuration file; otherwise, false.

The examples in this section show how to get the IsDeclarationRequired property value after accessing the related section information in the configuration file.

The following example gets the SectionInformation object.


// Get the current configuration file.
System.Configuration.Configuration config =
        ConfigurationManager.OpenExeConfiguration(
        ConfigurationUserLevel.None);

// Get the section.
UrlsSection section =
    (UrlsSection)config.GetSection("MyUrls");


SectionInformation sInfo =
    section.SectionInformation;


The following example gets the IsDeclarationRequired value.


bool declRequired = 
    sInfo.IsDeclarationRequired;
Console.WriteLine("Declaration required?: {0}",
    declRequired.ToString());


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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