Index - H
| haloDamageSlop | NanoUI |
| hasCenteredLabel | NanoUI.Layout.Arena |
| hasCustomLayoutInputs | NanoUI.Context |
| hashWidgetId | NanoUI.Id, NanoUI |
| HasResponse | NanoUI |
| hasSelection | NanoUI.Widgets.TextEditor |
| hasText | NanoUI.Testing.Harness |
| Headed | |
| 1 (Type/Class) | NanoUI |
| 2 (Data Constructor) | NanoUI |
| headed | NanoUI |
| heading | NanoUI |
| headless | NanoUI |
| held | NanoUI.Testing.Harness |
| history | NanoUI.Widgets.TextArea |
| historyDepth | NanoUI.Widgets.TextEditor |
| historyOpen | NanoUI.Widgets.TextEditor |
| historyRedo | NanoUI.Widgets.TextEditor |
| historyUndo | NanoUI.Widgets.TextEditor |
| hoverBackground | NanoUI |
| hstack | NanoUI |
| hyperlink | NanoUI.Widgets.RichText, NanoUI |