Fields Property Tab of the Section Properties Form

In the Visible column of the Fields tab, the various field types are represented by these icons:

Icon	Field Type
XXX	Represents constant fields.
Dual-shaded box	Represents columns. If the arrow points to the top section, the icon refers to the column heading. If the arrow points to the bottom section, the icon refers to the column variable.
Gray, black, and white diamond	Represents runtime fields, such as report date, report time, page number, company title, and report title.
Multicolored diamond	Represents variables that are located in group sections.