If the required format is not used, an alert dialog describes the nature of the error in text. For example, if the alert announces an error in a phone number format, positioning the focus on the phone number field when the alert is dismissed can be regarded as helpful and expected. Labels for required formats in form controls It is also important that users are aware that an error may occur.
Many fields -- telephone number, postal code, date -- must have data entered in a specific format or pattern. Access the context menu for the form control that requires a specific format. In the Format tab, select the Format Category in this case, Date. When a user types a recognized date format, it is converted automatically dating format pdf download the specified format.