programming objects
TRANSCRIPT
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Trclrohhgfl
c`bkits
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Olkfjo ce tmk akiturk Ytcrk prcikjurks
Eufitgcfs
Joto`osk trgllkrs
Osskh`agks
Zypks
Jkeouats
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Ytcrk prcikjurk O stcrkj prcikjurk gs o fohkj icaakitgcf ce Zrofsoit(Y_A cr
hofolkj icjk tmot gs stcrkj cf tmk skrvkr gf o joto`osk& Y_A
Ykrvkr stcrkj prcikjurks ork vkry sghgaor tc prcikjurks erch
ctmkr prclrohhgfl aofluolks gf tmot tmky ork uskj ecr rkpktgtgvk
tosns&
[sk
Kfiopsuaotk `usgfkss eufitgcfoagty
Pkuso`gagty
Ymcuaj wk usk gt cr fct 3
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\crngfl wgtm stcrk prcikjurk gf joto`osk
Yyftox tc ruf o stcrk prcikjurk! gf tmk qukry
wgfjcw
Kxkiutk 1TrcikjurkSFohk6 Cr Kxki
1TrcikjurkSFohk6Zmgs rksuat wgaa `k jgspaoykj
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\crngfl wgtm stcrk prcikjurk gf joto`osk
Hcjgegiotgcf gf of kxgstgfl stcrk prcikjurk2
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\crngfl wgtm stcrk prcikjurk gf joto`osk
Imoflk os pkr tmk rkqugrkhkft! agnk vorgo`ak fohk!joto typk kti&
Oetkr tmk hcjgegiotgcfs! prkss E; tmk fkw upjotgcf
wgaa `k sovkj
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Trclrohhgfl C`bkits
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Ytcrkj Trcikjurks
O skt cr o fohkj icaakitgcf ce cfk cr hcrk Z(Y_A stotkhkfts tmot ork stcrkj gf o skrvkr
tclktmkr gf o joto`osk&
Zmk Z(Y_A stotkhkfts ofj aclgi fkkjkj tc pkrecrh o ichhcfay pkrecrhkj tosn iof `k
jksglfkj! icjkj! ofj tkstkj cfik gf o stcrkj prcikjurk&
Koim oppagiotgcf fkkjgfl tc pkrecrh tmot tosn iof tmkf sghpay kxkiutk tmk stcrkj prcikjurk&
o prkichpgakj lrcup ce Zrofsoit(Y_A stotkhkfts! ofj gs sovkj tc tmk joto`osk -ufjkr tmk
"Ytcrkj Trcikjurks" fcjk'&
Zmk hobcr purpcsk ce stcrkj prcikjurks gs tc kfiopsuaotk `usgfkss eufitgcfoagty ofj
irkotk rkuso`ak oppagiotgcf aclgi&
Ytcrkj prcikjurks oasc prcvgjk icftrcaakj hcjgegiotgcf ce joto gf tmk joto`osk& Lgvgfl uskrs
pkrhgssgcf tc hcjgey joto gf joto`osk to`aks gs typgioaay o vkry `oj gjko& Gfstkoj! stcrkj
prcikjurks iof `k irkotkj tmot pkrecrh cfay tmk hcjgegiotgcfs tmot ork rkqugrkj `y tmk
oppagiotgcf&
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[skr(irkotkj stcrkj prcikjurks ork hcrk keegigkft tmof oj(mciZrofsoit(Y_A! ofj huim hcrk skiurk& Zmky jrostgioaay rkjuik tmk fuh`kr ce fktwcrn
poinkts fkkjkj tc qukry ofj hcjgey joto`osks! ofj ork ichpgakj ofj ioimkj ecr acfl
pkrgcjs ce tghk ecr keegigkft rk(usk&
Yystkh(stcrkj prcikjurks ork uskj tc rktrgkvk systkh gfecrhotgcf! os
wkaa os honk imoflks tc tmk ufjkraygfl systkh c`bkits& Zmky roflk erch sghpak stcrkj
prcikjurks tmot rkturf o agst ce oaa tmk acllkj(gf uskrs! tc ichpakx stcrkj prcikjurks tmot
irkotk joto`osk hogftkfofik bc`s&
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@kfkegts2
HCJ[AOPTPCLPOHHGFL2
Wcu iof wrgtk o stcrkj prcikjurk cfik! tmkf ioaa gt erch huatgpak paoiks gf ycur oppagiotgcf&
TKPECPHOFIK2
Trcvgjk eostkr icjk kxkiutgcf ofj rkjuik fktwcrn troeegi&
Eostkr kxkiutgcf2
Ytcrkj prcikjurk gs stcrkj gf hkhcry& Zmgs hkofs tmot gt wgaa kxkiutk o act eostkr tmof skfjgfl hofy
agfks ce Y_A icjk erch ycur oppagiotgcf tc tmk Y_A Ykrvkr& Jcgfl tmot rkqugrks Y_A Ykrvkr tc
ichpgak ofj cptghzk ycur Y_A icjk kvkry tghk gt rufs&
Pkjuikj fktwcrn troeegi2
Ge ycu skfj hofy agfks ce Y_A icjk cvkr tmk fktwcrn tc ycur Y_A Ykrvkr! tmgs wgaa ghpoit cf
fktwcrn pkrecrhofik& Zmgs gs kspkigoaay truk ge ycu movk mufjrkjs ce agfks ce Y_A icjk ofj#cr ycu
movk acts ce oitgvgty cf ycur oppagiotgcf& Puffgfl tmk icjk cf tmk Y_A Ykrvkr -os o stcrkj
prcikjurk' kaghgfotks tmk fkkj tc skfj tmgs icjk cvkr tmk fktwcrn& Zmk cfay fktwcrn troeegi wgaa `k
tmk porohktkrs suppagkj ofj tmk rksuats ce ofy qukry&
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YKI[PGZW2
[skrs iof kxkiutk o stcrkj prcikjurk wgtmcut fkkjgfl tc kxkiutk ofy ce tmk stotkhkfts
jgrkitay& Zmkrkecrk! o stcrkj prcikjurk iof prcvgjk ojvofikj joto`osk eufitgcfoagty ecr uskrs
wmc wcuajf,t fcrhoaay movk oiikss tc tmksk tosns! `ut tmgs eufitgcfoagty gs hojk ovogao`ak gf o
tglmtay icftrcaakj woy&
ICFZPCAAKJHCJGEGIOZGCFCEJOZOGFZMKJOZO@OYK2
Lgvgfl uskrs pkrhgssgcf tc hcjgey joto gf joto`osk to`aks gs typgioaay o vkry `oj gjko& Gfstkoj!
stcrkj prcikjurks iof `k irkotkj tmot pkrecrh cfay tmk hcjgegiotgcfs tmot ork rkqugrkj `y tmk
oppagiotgcf& [skrs iof tmkf `k lgvkf tmk pkrhgssgcf tc kxkiutk tmk stcrkj prcikjurk tc pkrecrh
tmk rkqugrkj joto hcjgegiotgcf&
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Eufitgcfs2
Y_A Ykrvkr 044= prcvgjks suppcrt ecr tmrkk typks ce uskr(
jkegfkj eufitgcfs2 sioaor eufitgcfs! to`ak(voaukj eufitgcfs!
ofj ollrklotk eufitgcfs&
O eufitgcf gf Y_A gs sohk os prcikjurk ut tmk hobcr
jgeekrkfik `ktwkkf o prcikjurk ofj o eufitgcf gs! o
eufitgcf hust oawoys rkturf o voauk! `ut o prcikjurk hoy
cr hoy fct rkturf o voauk&
Y_A Ollrklotgcf eufitgcf
Y_A ollrklotk eufitgcfs rkturf o voauk! ioaiuaotkj erch voauks gf
icauhf&
Y_A [skr(jkegfkj eufitgcfs Zmksk eufitgcfs oaacws us tc irkotk gf Z(Y_A! tmot iof oiikpt zkrc cr
hcrk tmof cfk porohktkr ofj rkturf sioaor joto voauk cr to`ak joto
voauk
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7/28/2019 Programming objects
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Eufitgcfs
O eufitgcf gf Y_A gs sohk os prcikjurk ut tmkhobcr jgeekrkfik `ktwkkf o prcikjurk ofj oeufitgcf gs! o eufitgcf hust oawoys rkturf o voauk!`ut o prcikjurk hoy cr hoy fct rkturf o voauk&
Y_A mos hofy `ugat(gf eufitgcfs ecr pkrecrhgflioaiuaotgcf cf joto Y_A Ollrklotgcf eufitgcf Y_A ollrklotk eufitgcfs rkturf o voauk! ioaiuaotkj erch
voauks gf icauhf&
Y_A [skr(jkegfkj eufitgcfs Zmksk eufitgcfs oaacws us tc irkotk gf Z(Y_A! tmot iof oiikpt
zkrc cr hcrk tmof cfk porohktkr ofj rkturf sioaor jotovoauk cr to`ak joto voauk
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Ollrklotk eufitgcf
[skeua ollrklotk
eufitgcfs2 OUL-' ( Pkturfs tmk ovkrolk voauk
IC[FZ-' ( Pkturfs tmk fuh`kr ce rcws
HO]-' ( Pkturfs tmk aorlkst voauk
HGF-' ( Pkturfs tmk shoaakst voauk
Y[H-' ( Pkturfs tmk suh
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[skr(Jkegfkj eufitgcf
Zypks ce uskr(jkegfkj eufitgcfs2 Yioaor
Gfagfk Zo`ak(Uoaukj
Huatg(stotkhkft
Yioaor! eufitgcf tmot gs uskj tc rkturf cfk ce tmk sioaor
joto typks& Zkxt! gholk ofj tghk stohp joto typks orkfct suppcrtkj! fcw mcw tc irkotk gt ofj usk gt& Gts osecaacw2
Zmgs eufitgcf rkturfs tmk huatgpagiotgcf ce twcfuh`krs
Zc lkt tmk rksuat wk wgaa usk tmk syftox2
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[skr(Jkegfkj eufitgcf Gfagfk Zo`ak(Uoaukj>
Pkturfs o to`ak joto typk voauk
Hcrk pcwkreua tmof tmk vgkws! `kiousk vgkws ork aghgtkj tc o sgflak YKAKIZ
stotkhkft&
Hcrk pcwkreua aclgis tmof vgkws
Mcw tc irkotk gt ofj uskr gt2
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[skr(Jkegfkj eufitgcf
\my smcuaj wk usk o gf(agfk eufitgcf Pkjuik tmk ichpakxgty ce qukry
Pksuat2
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[skr(Jkegfkj eufitgcf Huatg(stotkhkft
Huatg(Ytotkhkft Zo`ak(Uoauk uskr(jkegfkj eufitgcf rkturfs o to`ak ofj gs
oasc of kxikptgcfoa oatkrfotgvk tc o vgkw os tmk eufitgcf iof suppcrt huatgpak Z(
Y_A stotkhkfts tc `ugaj tmk egfoa rksuat wmkrk tmk vgkw gs aghgtkj tc o sgflak
YKAKIZ stotkhkft& Mcw tc irkotk ofj usk gt os2
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[skr(Jkegfkj eufitgcf
Huatg(stotkhkft2Kxkiutgcf ce eufitgcf!
Pksuat>
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