Turbo Pascal , 1 2.
1. Turbo Pascal
| SHORTINT | -128... 127 | 1 | |
| BYTE | 0... 255 | 1 | |
| INTEGER | -32768... 32767 | 2 | |
| WORD | 0...65535 | 2 | |
| LONGINT | -2 109... 2 109 | 4 |
2. Turbo Pascal
| REAL | 10-38.. 1038 | 6 | ||
| SINGLE | 10-32..1032 | 4 | ||
| DOUBLE | 10-308..10308 | 8 | ||
| EXTENDED | 10-4931..104931 | 10 | ||
| COMP | - 9 1018.. 9 1018 | 8 |
Intel 8087/80287/80387 , , { $E+, N+}.
.
, .
real, single, double, extended, comp :
ü ;
ü For Case;
ü ;
ü .
BOOLEAN TRUE FALSE, .
CHAR ASCII, .
. (, , ) , . , . .
Turbo Pascal , , , , (), @, .
- . , , . .
3.
| + | - | - | |
| - | - | - | |
| * | - | - | |
| / | - | ||
| div | |||
| mod | |||
| and | |||
| or | |||
| hor | |||
| not | |||
| + | - | - | |
| - | - | - |
, . . .
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4.
| = | = | True, | |
| <> | <>B | True, | |
| > | A>B | True, | |
| < | A<B | True, | |
| >= | A>=B | True, | |
| <= | A<=B | True, | |
| in | A in | True, |
() True False. boolean.
5. .
| not | not A | True False | False True | ||
| and | Ȕ | A and B | True True False False | True False True False | True False False False |
| or | Ȕ | A or B | True True False False | True False True False | False True True True |
| xor | Ȕ | A xor B | True True False False | True False True False | False True True False |
. 6.
6. .
| @, not | () | |
| *,/, div, mod, and | ||
| +,-, or, xor | ||
| =, <>,<,>,<=,>=, in | () |
Turbo Pascal , . , , , , , . , . .
Turbo Pascal :
Program < >;
Uses < >;
Label < >;
Const < >;
Type < >;
Var < >;
Function < >;
Procedure < >;
BEGIN 1; { };
2; { }
3;
.........
n;
END.
, , .
Program () , 63 . . .
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