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, , . .
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, , , .
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, , begin end;
, .
if.
- .
.
IF:
If <> then P1 else P2;
If <> then P1;
If (<1>) or (<2>) then P1 else P2;
If (<1>) and (<2>) then P1 else P2;
<>,<1>, <2> - . 1, 2 - .
| if |
| then |
| else |
case.
case . -, , , . , , else. else , , end, . . case.
|
|
|
( 32768..32767): ,
| case |
| of |
| : |
| ; |
| else |
| end |
For.
| for |
| for |
| := |
| for |
| to |
| for |
| := |
| do |
| downto |
| for |
| for |
For , . , downto , . . succ (pred). , , .
for .
, .
Repeat.
Repeat , until true.
| repeat |
| until |
repeat begin end. Repeat , , ,
. , .
While.
| while |
| do |
, true, , , . , . , , .
. .
Pascal ( ). , . (, const, type, var, ). .
:
|
|
|
function < >(< >): ;
function < >(< >): ;
forward;
var < : >
begin
< >
end;
begin. forward. , , forward .
:
procedure < >;
procedure < >;
forward;
var < : >
begin
< >
end;
:
[uses < >];
[label < >];
[const <> = <>];
[type <>:<>];
[var <>:<>];
[procedure <>];
[function <>(<>:< >):< >]
begin
<>
end;
forward, function/procedure. . , . , . , var .
, , . .
