To view the C1InputDate Designer, click on the smart tag () in the upper-right corner of the C1InputDate control and select Designer.
The following designer appears:
Date Format Presets Tab
The designer's Date Format Presets tab lists the C1InputDate control's date format options. The DateFormat box shows the date format pattern composed of placeholders (dddd) and literals (for example, the divider). The Preview box shows you how the mask will appear in the Web browser.