Pascal is a procedural programming language developed in the 1970s. It uses reserved words, variables, constants, data types and operators. The document discusses Pascal's use of identifiers, reserved words like var and const, different data types, and categories of operators like arithmetic, relational, and logical operators. It provides an overview of key concepts in Pascal programming.

1. Pascal Programming language
ufyaIa fldä;=jlal=
BTec(ICT), MCTS,MIEEE
Professional Development Course in ICT (AIT-Thailand)
National Dip in Teaching (Merit)
1 fldgi

2. • meial,a mß.Kl NdIdj 1970 oS ksl,ia
j¾;a úiska y÷kajd fok ,oS
• th procedural programming j¾.hg
wh;a mß.Kl NdIdjls

3. meial,a lïmhs,¾ uDÿldx.
Free Pascal

4. Turbo Pascal

5. Pascal Compiler for Android

6. y÷kajkhla hkq úp,Hhla (Variable)"
ksh;hla (Constant)fyda l%uf,aLkhla
(Program) ye¢kaùu i|yd fhdod .kakd
kuls'
y÷kajk Identifiers
var mymarks : integer;
Reserved
Word
Data
identifier
Data
type

7. my; tajdfhka j,x.= y÷kajk f;dard háka
brla w|skak
i. Myname
ii. @me2
iii. me2
iv. saman
v. my-add
vi. my_add
vii. $sea_u

8. o;a; m%rEm Data Types
meial,a l%uf,aLkfha oS my; o;a; m%rEm fhdod
.efka

9. wejqreKq mo (Reserved Word)
• meial,a NdIdfõ Ndú; lrk wejqreKq mo
meial,a NdIdj y÷kajd §u i|yd fhdod f.k
we;'
• tneúka y÷kajk i|yd wejqreKq mo Ndú;
fkd flf¾'

10. wejqreKq mo (Reserved Word)

11. úp,H (Variables)
l%uf,aLh l%shd;aul jk úg y÷kajkh i|yd
mjrk ,o w.hka fjkia jk y÷kajk"
úp,Hhla f,i kï flf¾'
var myname : string;

12. l%uf,aLh l%shd;aul jk úg y÷kajkh i|yd
mjrk ,o w.hka fjkia fkdjk y÷kajk"
ksh; f,i kï flf¾'
ksh; (Const)
const pi =3.142;

13. ldrl (Operators)
• ldrl fkdue;s j .Kkh lsÍu" ixikaokh lsÍu
iy ;d¾lsl m%ldYk f.dv ke.Su l< fkdyels h'
tneúka l%uf,aL ,sùug ldrl w;HjYH fõ'

14. ldrl (Operators) j¾. lssysmhla ´kEu
mß.Kl NdIdjl oelsh yel
1' wxl .Ks;uh ldrl
2' iei֕ ldrl
3' ;d¾lsl ldrl

15. 1' wxl .Ks;uh ldrl

16. meial,a l%uf,aLkh
weiqßka WodyrKh

17. 2' iei֕ ldrl

18. meial,a l%uf,aLkh
weiqßka WodyrKh

19. 3' ;d¾lsl ldrl
m%ldYk folla fyda lsysmhla tAldnoaO lsÍu
i|yd ;d¾lsl ldrl (Logical Operator)
fhdod .efka'
• AND
• OR
• NOT

20. meial,a l%uf,aLkh weiqßka WodyrKh

21. 2 jk mdvñka jrK md,k jHqyh iïnkaO
jk l%uf,aL ks¾udKh n,dfmdfrd;a;=jkak