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CompilerErrorCollection.IndexOf Method

Gets the index of the specified CompilerError object in the collection, if it exists in the collection.

Namespace:  System.CodeDom.Compiler
Assembly:  System (in System.dll)

public int IndexOf(
	CompilerError value


Type: System.CodeDom.Compiler.CompilerError

The CompilerError to locate.

Return Value

Type: System.Int32
The index of the specified CompilerError in the CompilerErrorCollection, if found; otherwise, -1.

The following example searches for a specific CompilerError object and uses the IndexOf method to determine the index value at which it was found.

// Tests for the presence of a CompilerError in the  
// collection, and retrieves its index if it is found.
CompilerError testError = new CompilerError("Testfile.cs", 5, 10, "CS0001", "Example error text");
int itemIndex = -1;
if( collection.Contains( testError ) )
    itemIndex = collection.IndexOf( testError );

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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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