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TextElementCollection<TextElementType>.InsertBefore Method

Inserts a specified item in the collection before a specified collection item.

Namespace:  System.Windows.Documents
Assembly:  PresentationFramework (in PresentationFramework.dll)

public void InsertBefore(
	TextElementType nextSibling,
	TextElementType newItem
)

Parameters

nextSibling
Type: TextElementType

An item in the collection before which the new item will be inserted.

newItem
Type: TextElementType

An item to insert into the collection.

ExceptionCondition
ArgumentException

Raised when newItem already belongs to a collection.

ArgumentNullException

Raised when nextSibling or newItem is null.

InvalidOperationException

Raised when nextSibling does not belong to this collection.

.NET Framework

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

.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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