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TextBoxBase.TextChanged Event

Occurs when content changes in the text element.

Namespace:  System.Windows.Controls.Primitives
Assembly:  PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation

public event TextChangedEventHandler TextChanged
<object TextChanged="TextChangedEventHandler" .../>

Identifier field

TextChangedEvent

Routing strategy

Bubbling

Delegate

TextChangedEventHandler

For a TextBox, this event occurs when its text changes; for a RichTextBox, this event occurs when any content or formatting changes (for example, images, table, or background color).

.NET Framework

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

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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