This field type is used to restrict the user supplied data to a pattern for a phone number.
This field type has the following parameters:
Required: Defines the phone option as a required field.
Separator Line: Controls whether a separator line will be shown before this field. With this option web forms that have more complex variable data can be arranged more logically.
Phone Template: This field defines the pattern for the phone number. Use a #-symbol for each digit. The number of # -symbol defines the maximum numbers of digits a telephone number can consist of.