Index - U
| Union | |
| 1 (Data Constructor) | Text.ANTLR.Lex.Regex, Language.ANTLR4 |
| 2 (Data Constructor) | Language.ANTLR4.Boot.Syntax |
| union | |
| 1 (Function) | Text.ANTLR.Set |
| 2 (Function) | Text.ANTLR.MultiMap |
| unions | Text.ANTLR.Set |
| UpperD | Language.ANTLR4.Boot.Syntax, Language.ANTLR4 |