# Field Dialog Box [GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [Commands](Help%20System/GSTARCAD/2022/Commands/(Commands).md) → [03 Dialog Boxes](Help%20System/GSTARCAD/2022/Commands/03%20Dialog%20Boxes/(Dialog%20Boxes).md) ## Function Description: Inserts a multiple text field that can be updated automatically as the field value changes.  **Dialog Box Options:** ## **Field Category** Sets the types of fields to be listed under Field Names. ## Field names Lists the fields that are available in a category. Select a field name to display the options available for that field. ## Field value Displays the current value of the field, or displays an empty string if the field value is invalid. ## Format list Lists options for display of the value of the field. For example, date fields can display the name of the day or not and text strings can be uppercase, lowercase, first capital or title case. The value displayed in the Fields dialog box reflects the format that you select. ## Field expression Displays the expression that underlies the field. The field expression cannot be edited, but you can learn how fields are constructed by reading this area.