MaskedTextBox Constructor (String)


Initializes a new instance of the MaskedTextBox class using the specified input mask.

Namespace:   System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

public MaskedTextBox(
	string mask


Type: System.String

A String representing the input mask. The initial value of the Mask property.

Exception Condition

mask is null.

The MaskedTextBox(String) constructor uses the standard System.ComponentModel.MaskedTextProvider with the input mask to parse user input into the MaskedTextBox.

If you assign a new mask to the Mask property, it will override the value set by this constructor.

.NET Framework
Available since 2.0
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