| Type |  | Name |  | Summary | 
|  | 
| Compiler Directive |  | $H |  | Treat string types as AnsiString or ShortString | 
| Compiler Directive |  | $Hints |  | Determines whether Delphi shows compilation hints | 
| Procedure |  | Halt |  | Terminates the program with an optional dialog | 
| Function |  | Hi |  | Returns the hi-order byte of a (2 byte) Integer | 
| Function |  | High |  | Returns the highest value of a type or variable | 
|  |