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SectionInformation.IsDeclared Property

Gets a value that indicates whether the associated configuration section is declared in the configuration file.

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

public bool IsDeclared { get; }

Property Value

Type: System.Boolean
true if this ConfigurationSection is declared in the configuration file; otherwise, false. The default is true.

The examples in this section show how to get the IsDeclared 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 IsDeclared value.

bool declared =
    sInfo.IsDeclared;
Console.WriteLine("Section declared?: {0}",
    declared.ToString());

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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