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TextBox.GetLineIndexFromCharacterIndex Method

Returns the zero-based line index for the line that contains the specified character index.

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

public int GetLineIndexFromCharacterIndex(
	int charIndex
)

Parameters

charIndex
Type: System.Int32

The zero-based character index for which to retrieve the associated line index.

Return Value

Type: System.Int32
The zero-based index for the line that contains the specified character index.

.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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