MaskedTextBox.WordWrap Property
.NET Framework 4.5
Gets or sets a value indicating whether a multiline text box control automatically wraps words to the beginning of the next line when necessary. This property is not supported by MaskedTextBox.
Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Because MaskedTextBox does not support multiple lines of input, the WordWrap property is ignored.
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.