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Obits anented Programing (OOP) 4 Cantary #e ta al y | ae * r = Theres _ ee lee _ Pro bems_ with Pop’ Sa ne aay nee oe =f Programs grow layger, Sins ¢ 0 Stan cece See fee Post, Shed Sips mee Neud_OF _MoLe _progyerm so ee. a Featauyws Of Oop: aE rnprasis an clata CYather than Pro dure) |= I Progyams dtd divided inte Objwts = || Data Secuyity Sing Private & Prowiwa access Specifies - — || Botfom up approach in Program - || Obes can comnunate Gith @th Othe. i - || Fecuuyes (ea Chararcten' tics Concepts OF - O00» 4) Obj etts DI Clasers oh yal Dil Dara aberration £ enlapsu\ation - 4) || Tohrt dane - SI Polytroy pig 6) || Dynamic binding: —__ Al] Meccage passing. ‘ __ a Obieks aye dhe base Yun time entities ther they May Yepresent A pwson a Pace, a bare ACCount, a fable OF cater OV any item that Progvam has 40 handle. ~~ user eehiped “: me 4 fe Gaw the trhe Set OF, cota Cole of an Objet hin a Tada useyr- on cat tyfPe fOr @ Mango, Ape orange ee. ave thy | oem bes pe Class Avait- _— ——— — > ~ a, | jean onemiges AURCHAA (SHINE) we a | (Century _ | Rate The CoVAPOT Up of cua £ fupeion io 4 cng or COME AG Foe a5 encapanadion: Abtraaien MEG to are rg | Lyeeresenting eSceneiar features Cothout —intieling the barra Ldn oy OX Plamton- - = Trstiation af data Atom dirt acess by the Ptogran letter hiding [rfovetteevion fniding It +, DY) Trheitance IS Ane prowss by Which opens of che oo | | Acquied the progesies AE _OheUsS OF Crater Clacses- Tn cer | L4he__(ncept of inheritance provides the dea of Veusdony | the bird, ‘Yobin 1S a fuvk OF class ‘flying itd” whi | is again A part OF the acs ‘bitd. | 5) _Polyonntphisey iS the abiity @ to take More tran one fer (Eg: fo 2 cumbs the opevarion win genevake Sum in +h i | Operayan Of addition, IF the Operands Ove sivings then tne | | Operation —_WwOd__Praduce O thivd Sting oy Concatenatin. —- 6), | Binding Yekers fo linking’ OF - a Proveduve Cay +O the code + | to be Weed in \esponse_to the (all. Dynamic binding + _____| nware that dine (ode associated With a given PYoCedure _ + CaN 1S Ok Known Uptil the fia Of the (an ae wWntiow. + | —-+ Dy Message pacsing _i6 Ane process OF Soecifying the name oF + | Ole, 4he ante OF dhe function (messctgey £ the _iefamanen f 40 he Sere. a t ‘es I = ear _ = 4 cent 45 Ob cp ee i __a)| LAtng Whey tone , We Can eiiminate_ “Yectuchant casa “exend the Uy of exiging (ase, a har alle ee Selene eel iia —_—— 1 t Canter, ——- “| enact —_iMdiuidiectt WOES (A PLOG at aye Mid Pokery, —— LEq. — aD pees WTA eihlers mn fostetats_ (uy SAyings VI Ogerdrors | nA Kewoous aye the coer Woks whith hoy Special meaning r la Program. 69. Chay ink foot for While Swit, ¢ Rew deiete ete | T ayvays, | Taonifins wofe © names OF Vax{ables_, funl{ons, AASBAC: C¥@dted py Ol PYOgyammern | Corstens yefer_ 46 Fixed values that dont Chae durirg Yoqrom @xeuion- AD integers, Craya-——_ Ftocttv Poin, CG $93, 40.34, Cte \ a Ww) ||Serigs Yee to a cada Hype whith Congisis of a Set of Aiprabers With A F1¥ed Guidth. Eg» SE205 = -Ceneral_ Campus aR Oped 15 A Symbol adhich 4eis the (amptiey 4o pevierm Operators (ddd Sub/diy) tC. in Operands - z Fg. O ~b 2 ‘i 1 Lope Yecoiution oamraton (=) _ Opeatoy Special AY OF Operator Anat Ala LZ ACCES 40 the Globat _vasion of \yariatie. if = | Operanag . ; ie Convasion’_CAgpe_Casairg) Changing ane _eonig OF are ~—}.date dqpe__ into dnotey. _ ———— . JALnera | landed ype Conversion |. dno — : ____—_—-—— ~ oo [heneved Compiler expects cltta of o Prtilay Ape bu the date is 4 a ' , . Lis ven as cif(eent Ayer, [GoW Avy 40 Conve Guromaeal y- Fo @g-! ink G= 5:6 , float _b=4 _ There_crve 2 types of Gthomaric | Stondsid Gnwesion btwn putea 440@ PYomotian 4 clepmotion. Promotion Promotion _Olus — ihenevey_ a va@yable_ov_@xpyessioN OF A Smaiiey kyo (S Conve vied tO a (avger_+4Qe- {| prowoking f10at to _dowble float @=4s fl YU 9@S Promoted 40 float baz b=4, (/ #_1 hy along douve (=a V// NS a float Gets Piomedal 1O_double- New & dete opraters: New dpraior is ced 40 Cvecre a Memony Seance for any dito 4400 _ip(ludin? USti—debinwd types Such as CGnays, Strudayes 4 Clases, & “Syntax Polnter- variable = mo cdata_ type C573" int KO — new ink C403; Davie opr (6 Used 40 deshoy A date Obiet When it (5 No LOMA Nedoled 40 BYCIAY the Memory Space fry Yeuse. | Bee Syntax, delete Pointe. vaviaiae 4 __doiere 63 — Geete | { See | SGtAM — Tio Oftrates (muntiar nan Cureey [Theo operators Can be Utd Xe peated in 0 Sige VO Cheated as!) (out 240 hb dec, WN FP APT EZ lifuntion Tk a Group Of Skakernenk Ae & Chote ben t+ Is (awed {rome some point of the progyam. Suntay'. VOrk Show 1s 1% Function chet tavation ” ! Many S 1 Soo (15 [* Funtron cau * | | % VOld Show() [| ¥ Function —_defipvton® | (% Funcion body) Ss ar |funthion proto tyeing!. Dearing fancdlon_befoe Using it - funtion Ponty [Ss a declarative skatemmnt in Abe Caning Program. Syma, Aye functin- Kame (argument -UiSt): Fioat VOume (lot x, inky, float =) || Adame 6 a chika Passed fiom a pwpram 40 the funtion: + FunGigg_cvevionding -— ml “fence owning io dhe_abiity fo_define_muttiple fencing, — [tre sorte Name ben different Parameter I'cts _ it serene SHEL The _Ovewonded _Cuncvion iS Called Op Ane fais OF nclarta tar lon data Size 4 Qygument _(1SkS - _ é-9- = Hide Ziostream-h> _ BH iniucle Zronio-h> \ ink Qvea ((at)s Coude aya (dole, ina’ long diva (tong i, inks \ _ Void cai ’ g (out £2 aka ($0) £Z endl Cout ££ Ova (9.5 ,3) 26 ands (out £4 area (100 45,15) ZL Ed I, eur b ek awa inks) [lava _of square. £ | Neduin (SX) ) _ 'y | clouble area (doudde x, inkh) L/Sayface Ayeq OF Cytier) Io - _ _ — yey (94 (Ub 4 bah4 Uh) | equi (2% 3-4 A KKY, _ —+4 ) x 3-40 : —- ye er | | long ara (long, ink i nth) dl aqua of “pnadoniea _ | a _ = — a ___—_{Ltogethe: a ee Class & abytt's = <= — cracs {6 a_wey fo bind Ane clata & ths ASOLIdEA fapteiny The _vaylables_deciaved Indide Ane Cass ave ow cy members & Ahe funtions are known 0% _eember fairl; eg: Class ikem & Private! . int_@ Numbers floak (bts eubalc ' NOId Fetclater (int 0., load b) + Old Purclata (Votd)s & Crean Ob yes; 1 VA dekean ikem Lo Class {rer Class Tern tem We 23 S iS YUL bh _ ACeesing Class emboxs: The pubic members Of a Cass Can pw accesey Using dott) | operator. E-4- X- Getdata (100,75:5), — x Putdarac\s _ ———— nia _ — _ _ ee bec Name. Auinidion Name Cacteat— creguarenis) Defining Mm bx Funttians Oukiide the Cay == ea ; |_Exarpr | HinWude LIQcAvea- 7 | # inaude ¢ @nink> PE Cass Box _ _ — oe a ee _ unig ee 7 Coury @ 1 bh) doula GekVolUmy (void) Void _Setclain (doulas (double By lou ble pei Le wy ‘ double Box: getvowume(vord) g Yetuyn | * bk! v% VOId Box! Setdata (double ler, double be ,coube hei) g lags = lens b= bres he hes x Void Maina) g Box Box: double Volum = 0-0: CASO, Box S- Setdata (6 7:0, 7-0) VOlute = BoxX1- got volume Cous 22 volume of Box ss" 22 voiuae Gene's | (Coatary ~ ae } ed Toes \| : _ CONGAYClaY 15 Ge Cpe EMbey Fup Hom — Who Mam (5 fhe Some _ US 6 Class ume Ct eed Ce fae (6 4o innate bhe fb Dlvers OF Cas. (lo Convamets the Values OF data feet bes of the + Chass ) si age — ~ —— 2 Tyee. Of (anSw doys : oo Oy, ane QAGHU Gor _ Paratwienzed (ENSkyicor: al COPY (ancnurtor. ON, Defaulk —(anskWUtoy kewego pOvayirky £& (S Conved Aubrey rican y When an Obict IS (yeatet. Bb), Saromertevizea CRU (hoy dake puxcnoetry - | >| Using this We Gan Provide lffrvenk Values fo dasa Manhos af different | onicees by Passing apovorwaty vals aS ayqument- | | (QY (OnGnaboys — cleéine the acrlens performed log Abe Complley oh When (opying (lass _ahyetts- -e4: = Class Argo g (nk ae length, brett) _ - ; pape a i i Aygo () | Deak Contnutton _ ee _| to eee eee ee yo a pyr Ce, hb) WU Recmnintiel Gorlayerte,. ee _f eS ler shels —— 1 _ ee) eee eel Cee a rt . rn a = —— __ i bret = b, | » Aiea (Awa Aa) _ is length = cclengths by eadth = porte a sbrerdh /I (OPY_ Contdyu Cov | Void pal) |S ayn ALY | Aycan Ad (M05 |_ayea 43 (A?) | -— | v | | | PK Default (andi Coy | at inde Cio veum-br i st (nude Lnio-hWy Cluce Sample Is | | {nt Gibb { Qubic'. | Sample \s _ Tec LL" This (6 Copstudor” 22 ered —,0.= 100, b= 2007 (Century | Page: Data Bs | Destrudoy 1 Spe Member CaNAloN FobICh nae Game Aanic Hee ck utes Ham BKte PNE Cees Gath a Milde OY Sgn Thin, fo decmroy the Cbs Ahk have ben Ceeod loY OF tay Do Lk Meith, takes any argument Mow coe VF yo Oey na __|E4: _ a oe Ab intiide A fostvectm _ ee — 144 intutde 2 conf Ww _—___— 4 Cass A : a ic _ iStane int (unk 3 | Public: _ AU g Count +45 Con £2 (count £2" obek Created” £2 ends %v AC § (out ££ Count ££" Obit destroyed” ZZ ena Count ~ = 5 % x . y int As! (cupk: - Vor'd mainds & A_G4,q) 431 = BeAchyy, —= Obed as nue Ayqupent, Ht inde Alotavean-h> | At IAUde ZCanio b>. TEN Getting (3,9) 4) garime (4,90). AS Som (ta | Cass time - “ — ap mes _ — Se _b. ~ * —————___. Punting icy 2 a — 25 43. publine (1; PAA cronies Feeney VOd_ Seciime (ints int; 4 UOd PU teme (void) ; \ NOid Sum _Cipne, tuo CF NOt Aime: godine Cine, loty) \ g ~ F hz ks = y) c -a x \ VOld dine: puttime (voll) —\\, g \ Cout ZL" hours =" ZZ N42 endl, ‘ (out 2c" Minutes = "L205 \ 2 \ UO time:'Sum Chime ‘4, tne +2) ] g nz _ td + 42-9) h= m/60; ‘al - M=> My. 605 _ bh = h+4th + 42h! = % | Yo''d Maio () i _ S i time_td, 42,43! Z _ al SAKIC chtta Mnhvy * —— < i - —---— _— | Ths JOM zed Zk only ante Wwe the (ick Object Of 46 Gace | IS Weated. © ZH Odd SCOP oF Ahad Arwmboy (5 _Cutttts Fox Ane erlye Ga, hte _ || Shaved oy athe OWS Of thak USS. ZH TE (Ss acess only within Ane Class, pur [ko lifetime (5 the erate progiam. The Staic vaviaidles are dead a follows: Adc Git abe “ Static inks on ae — Public! “ys Stade Menpr — funtaton. S Th (an AC@ss Only Othey Statte dita meriiy £ Stade fyb funtion. ZILA Staic memo funtion can be Called USIng Ahe Same Class Nang Cingtead oF UG Obies) cs Clacename_:! Funtalon_ name ; The Skane meer function decayed a5 follows’. Class Abe Stale Vou cutout C1 § g jak N', eS Stanic ioe_Courks, ji Puatc! ae Dat ——— ——= ee ESS a ——— Freleng Funcvions @ Filena (ass a a speciay Aye? ox -fanetion Aha® —PYeSEnk Cute. S | a ddera_fancaion (S- wad i lary 5 1 40 ater, —_— | a vas B cottons bolt ANN i Jon _ Levnate & protected mmernianss OF Ahad NOS: _ __jL_ _c ae AK ee ee a) Ss TT —}— _ ee | pul: _ | Fylena vols 47 (vole) ;_/I Ariens funcaion delararion- | _— — = | cz - TT vota_-mreyz (voids function _cletinifon | 8s | [I fuancrioh ody : 1 4 | A fitnd Class 1% Q (whole Class rar {6 Gitowed 4 ACS pyivare _& Proxeceed MMhas OF GNother Class. || sr ipcucke Cicttweren b> > _VOK Show Length (Box b! | ereepe er Hincude LConio-n> f & = | Cass Box } Cour ZL” Langth of bot =" Ze “fie Z. b length 2c eps Link wnat i % | Public’ =e _ {pt _maind — | Box tine 1 lengthy aN S by _ 8 trim VOU Shasteryth (Bo¥ Box big a 1 Be _ . a Show Length (kay rte getters | Barstenes yan) 
