An example mask for a US phone number is a follows: (999) 000-0000 In this mask the first three digits are optional and the last seven are required.
The parentheses are considered Literals, which means the user cannot altered them.
The predefined Mask for a US phone number specifies that the area code (first three digits) is optional and the remaining seven digits are mandatory.
The following examples will help demonstrate the difference between the two properties: Partially completed phone number: The property gets or sets the text as it is currently displayed to the user.
This property determines whether the string returned by the Text property includes literals and/or prompt characters.