1. MAIN BODY OF PROGRAM DECLARATION ACTION
PASCAL PROGRAMMING
MAIN BODY OF PROGRAM
DECLARATION
ACTION

2. DECLARATIONS
CONST
TYPE
VAR
PROCEDURE
FUNCTION

3. EXAMPLE Program Example; uses dos,crt; const A = 10; Book = ‘Kitap’;
Good = true;
Bad = false;
MsgHelp =‘Yardım için F1 tuşu’;
Days : array[1..7] of String[5] = (‘Mon’,
‘Tues’,’Wed’,’Thurs’,’Fri’,’Sat’,’Sun’);

4. type
Isimler = array[1..100] of String[20];
Names = Isimler;
SurNames = Isimler;
Name = String[20];
ArrayValues = array[1..500] of Real;
Student = Record
Isim : Name;
Soyad : Name;
Age : Integer;
end;

5. var Talebeler : Isimler; x,y : ArrayValues; B : array[1..200] of real;
k : Notlar;
B : array[1..200] of real;
C : array[1..10] of char;
Kelime : String[20];

6. program Alan;
var
A : Real;
I : Integer;
procedure ComputeArea(x,y:Real ; var Area : Real ;
var N : Integer);
begin
Writeln(‘How many significant digits after decimal ?’);
Read(N);
Area := x * y;
end;
ComputeArea(5,5,A,I);
Writeln(‘Area = ‘,A:3:I);
end.

7. program Alan;
var
A : Real;
I : Integer;
procedure ComputeArea(x,y:Real);
begin
Writeln(‘How many significant digits after decimal ?’);
Read(I);
A := x * y;
end;
ComputeArea(5,5);
Writeln(‘Area = ‘,A:3:I);
end.

8. program Alan;
uses unit1;
begin
ComputeArea(5,5);
Writeln(‘Area = ‘,A:3:I);
end.

9. unit unit1;
interface
var
A : Real;
I : Integer;
procedure ComputeArea(x,y:Real);
implementation
procedure ComputeArea;
begin
Writeln(‘How many significant digits after decimal ?’);
Read(I);
A := x * y;
end;
end.

10. STATEMENTS SIMPLE STATEMENTS X := y * z + w/v -u; Name := ‘Demir’;
STRUCTURED STATEMENTS
SIMPLE STATEMENTS
X := y * z + w/v -u;
Name := ‘Demir’;
Sentence := ‘ This is a sentence’;
BunuYaz(‘This is a sentence’);
Satir := Line(1);

11. STRUCTURED STATEMENTS
IF <boolean expression> then
begin
statement1;
statement2; true .
end
else
statements; false
end;

12. STRUCTURED STATEMENTS
case <ennumerated expression> of
{case 1} : begin
end;
{case2} : begin
end
else
begin

13. while <bolean expression> do
begin
end;
repeat
until <boolean expression>;

14. for I :=n to m do
begin
end;
this can also be from m to n
where m>n