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Kodi chitetezo cha vs chimatetezedwa ndi chiyani?

Maonedwe: 474     Wolemba: Mkonzi wa Khoti Lolemba Nthawi: 2025-03-14 Kuyambira: Tsamba

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Chiyambi

M'malo mwa mapulogalamu owoneka bwino, okonda kumvetsetsa osintha ndizofunikira pakupanga chida chokhacho komanso chosunga. Malingaliro a magawo otetezedwa komanso achinsinsi amagwira ntchito yofunika kwambiri m'matembenuzidwe, mfundo zofunika kwambiri zomwe zimatsimikizira kukhulupirika kwa chinthu. Opanga opanga nthawi zambiri amalimbana ndi kusankha pakati pa ma fireziers awiriwa kuti athetse kupezeka ndi chitetezo mkati mwa ntchito zawo. Nkhaniyi imakhudzanso m'magulu omwe adateteza , ndikuwona tanthauzo lawo m'zilankhulo zosiyanasiyana za mapulogalamu.

Kumvetsetsa zosintha

Ogwiritsa ntchito ofikira ndi mawu osakira omwe amagwiritsidwa ntchito m'zilankhulo zoyankhulidwa ndi chinthu kuti apatse mwayi, njira, ndi zosintha. Amatanthauzira momwe mamembala amtundu angafikizere m'magawo ena a pulogalamuyo. Zosintha zoyambirira zimaphatikizapo anthu , zachinsinsi , za , ndipo nthawi zina zimakhala zosakhazikika kapena zamkati , kutengera chilankhulo.

Kudzisintha pagulu

Mamembala adalengezedwa kuti anthu ambiri apezeka ndi ena. Kutheka kumeneku kumathandizira kuti pakhale mwayi wopezeka koma ungayambitse kuyanjana komwe kumapangitsa kuti zisawerengeredwe.

Kugwiritsa ntchito mosasamala

Kudzitchinjiriza kwachinsinsi kumaletsa kuwoneka kwa mamembala a kalasi kwa ophunzira omwe alengeza. Izi zimathandiza kuti zitseketse, kupewetsa makalasi akunja kuchokera ku mwayi wopeza kapena kusintha mamembala awa.

Otetezedwa otetezedwa

Mamembala odzitetezera amapezeka mkati mwa gulu lawo komanso makalasi ochotsedwa. Mulingo wofikira pakati pa anthu wamba ndi pagulu , kulola magulu okwanira kugwiritsa ntchito magwiridwe ndikuwonjezera magwiridwe antchito pomwe akusunga matembenuzidwe ena.

Zachinsinsi vs. Zotetezedwa: Kusiyana kwakukulu

Kusiyana kwakukulu pakati pa osintha wamba komanso otetezedwa kumagona pamlingo wopezeka ndi zigawo zakunja ndi makalasi akunja.

Kupezeka m'magawo

Mamembala achinsinsi sapezeka m'magawo, ngakhale ngati subclass ili mkati mwa phukusi lomwelo kapena gawo limodzi. Izi zikutanthauza kuti njira kapena zosinthika zomwe zimalengezedwa ngati zachinsinsi sizingayanjane kapena kugwiritsidwa ntchito mwachindunji m'makalasi ochokera. Mosiyana ndi izi, mamembala otetezedwa amapezeka mkati mwa zigawo, kulola cholowa ndi polymorphism kugwira ntchito bwino.

Kusakanikirana ndi Chitetezo

Kugwiritsa ntchito mayanjano apadera kumawonjezera zopendekera pobisala zambiri kuchokera m'makalasi ena onse. Izi zitha kuteteza kulowererapo koma kungachepetse. Komabe, mamembala otetezedwa amavumbulutsa tsatanetsatane wa zigawo zina, kufalitsa zowonjezera koma zomwe zingachitike ngati sizikuyendetsedwa mosamala.

Ntchito Zothandiza

Kusankha pakati pa otetezedwa ndi patokha kumatengera zofunikira pa pulogalamuyi.

Mukamagwiritsa ntchito mwachinsinsi

Gwiritsani ntchito zachinsinsi mukafuna kukhazikitsa zolemba mokhazikika. Izi ndizoyenera njira zothandizira kapena zosintha zomwe siziyenera kusinthidwa kapena kupezeka kunja kwa kalasi. Imatchinjiriza boma lamkati ndikuwonetsetsa kuti zosinthira za ophunzirawo sizimakhudza makalasi akunja.

Nthawi Yotetezedwa

Sankhani mamembala omwe amatetezedwa mukamapanga gulu lomwe mukufuna. Izi zimathandizanso kuti mupeze ndi kusinthana mamembala awa, kulimbikitsa nambala ndi kuwonjezera. Ndikofunikira mu chimango ndi malaibulale momwe kumakulekanira ndiko nkhawa yayikulu.

Zitsanzo Zosiyanasiyana Zilankhulo Zosiyanasiyana

Kumvetsetsa momwe zilankhulo zosiyana zimayambira zilankhulo izi ndizofunikira pakukula kwa chilankhulo komanso kuti mumvetsetse momwe zinthu zikuyendera bwino.

Java

Ku Java, cholowera chodzitchinjiriza chimapereka mawonekedwe omwe ali patsamba limodzi ndikutsatira ngakhale ali m'matumba osiyanasiyana. Kudziletsa kwazinsinsi kumaletsa mwayi wofikira kalasi yokolola yokha. Nachi chitsanzo:

Kholo pagulu {
  Atetezedwe Otetezedwa (
    {
  )
{

anthu
  )
    la // zopezeka
  }
}

C ++

C ++ imatsata mawonekedwe ofanana, koma kuwonjezera zolozera zolowa zolowa. Mamembala otetezedwa amapezeka m'makalasi ochotsedwa, pomwe mamembala achinsinsi alibe.

Malo otetezedwa {
  kutetezedwa:
    INT Proteviller;
  Zachinsinsi:
    intlyvar;
;

Kalasi yochokera: Malo osungirako anthu onse {
  opanda kanthu () {
    rofdwarVar = 1; // Kupezeka
    patokha = 1; // osapezeka
  }
;

Malingaliro a mapulogalamu othandizira

Kusankha pakati pa chitetezo komanso zachinsinsi kumakhudza kusinthasintha ndi chitetezo cha nambala yanu.

Kuthetsa

Kugwiritsa ntchito mamembala otetezedwa kumawonjezera kuchuluka kwa makalasi anu. Zigawo zimatha kulandira mamembala ndi kuwerengera mamembala awa kuti amange magwiridwe omwe alipo osasintha gulu la base.

Kupitiliza

Kalasi yolowera yolowera ndi zotetezedwa zimatha kuyambitsa zovuta kukonza. Zosintha mu gulu la maziko zitha kukhudza miyala yamtengo wapatali m'njira zosayembekezereka, ndikupanga codebase kwenikweni kuti muchepetse.

Machitidwe abwino

Kutsatira njira zabwino kumatsimikizira kuti kugwiritsa ntchito kwanu kusintha kwa osintha kumapangitsa kuti nambala yanu ikhale yothetsa.

Tsimikizani Kutengera Cholowa

Kugawirana pa mamembala otetezedwa kumatha kuwonetsa cholowa kwambiri. Ganizirani kugwiritsa ntchito kapangidwe kake kuti mukwaniritse ndalama zolipirira, zomwe nthawi zambiri zimabweretsa nambala yosinthika komanso yokhazikika.

Kukwanira koyenera

Perekani kuchuluka kochepa kofunikira. Ngati membala safunikira kupezeka ndi zigawo, zipangitseni kukhala payekha . Izi zimachepetsa kuthekera kwa zotsatira zosasangalatsa.

Kafukufuku

Kusanthula zochitika zenizeni zadziko lapansi komwe kusankha kwa osintha kunali ndi zovuta zambiri kungapereke kuzindikira kofunika.

Tsegulani Fromet

Ambiri amangotha ​​kuvumbula mamembala otetezedwa kuti alole opanga mapangidwe kuti awonjezere makalasi oyambira. Mwachitsanzo, m'masamba, maofesi oyang'anira maziko nthawi zambiri amakhala ndi njira zotetezedwa zomwe zingalimbikitsidwe kusintha chikhalidwe.

Chitetezo cha chitetezo chokwanira

Pakhala pali zochitika zomwe kugwiritsidwa ntchito molakwika kumabweretsa chiopsezo cha chitetezo. Ma subclasses omwe amapezeka ndi ophunzira okhazikika moyenera m'njira zosakonzekera, amachititsa kusandulika ndi kuphwanya.

Mphamvu yazokhudza chilankhulo

Zinthu zenizeni zomwe zimapangitsa kuti zikwatu zikhale ndi zikhalidwe ngati mapulogalamu akupanga mapulogalamu.

Makalasi a abwenzi mu C ++

C ++ imayambitsa lingaliro la makalasi a abwenzi ndi ntchito, zomwe zimatha kupeza mamembala achinsinsi komanso otetezedwa. Izi zimawonjezera zovuta kupeza kuti mupeze kuwongolera ndipo ziyenera kugwiritsidwa ntchito moyenera.

Kuganizira ku Java ndi C #

Zilankhulo ngati java ndi C # amalola kuwonetsa, zomwe zimatha kupeza mamembala achinsinsi. Ngakhale mphamvu, kuthekera uku kumatha kufooketsa zowongolera komanso kuyenera kusamalira.

Kuyesa ndi Kufikira Otchireer

Kufikira ma firefier angakhudze kuthekera koyesa bwino.

Kuyesa mamembala achinsinsi

Kuyesa mamembala achinsinsi mwachindunji kumatha kukhumudwa. M'malo mwake, mayeso ayenera kuganizira za mawonekedwe a anthu onse. Komabe, nthawi zina zimapangitsa kuti zikhale zovuta kukwaniritsa code yonse.

Otetezedwa oyesedwa poyesa

Kugwiritsa ntchito mamembala otetezedwa amatha kuthandizira kuyesedwa mwa kulola ma disclassents kuti mupeze ndi kusintha kalasi yapansi. Njirayi ingakhale yopindulitsa koma iyenera kugwiritsidwa ntchito mosamala kuti isayambitse kupaka kwa zinthu zina.

Kukonzanso ndi Kufikira Ogwiritsa Ntchito

Khodi yokonzanso imakhudza kusintha masinthidwe osinthika kuti musinthe mawonekedwe ndi kusakhazikika.

Kuchepetsa kupezeka

Pa yokonzanso, lingalirani kuchepetsa chinsinsi patokha kapena kutetezedwa kukhala nthawi ngati mwayi wowonjezera suyeneranso. Mchitidwewu umawonjezera zopenga ndikuchepetsa chiopsezo chosakhala chosachita.

Kupewa kuphwanya kusintha

Mukatha kusintha magawo a API pagulu, khalani osamala pakusintha. Kuchepetsa kupezeka kungayambitse zolakwika mu code yomwe imatengera api yanu.

Mitu yapamwamba

Kuyang'ana malingaliro otsogola kungakulitse kumvetsetsa ndi kugwiritsa ntchito ma fireisifreer.

Kufikira osintha mu mawonekedwe

Zojambulajambula nthawi zambiri zimapereka magawo ena. Mwachitsanzo, mawonekedwe a Singleton amafunikira wojambula pachinsinsi kuti alepheretse kunja kwa kalasiyo.

Zosintha mu Milthith

Mapulogalamu osiyanasiyana, othandizira ofikira amatenga nawo gawo loteteza ulusi. Anthu achinsinsi amatha kupewa zovuta zomwe zimachitika ponseponse koma zolumikizira zolumikizidwa mukagawidwa ulusi.

Mapeto

Kuzindikira kusiyana pakati pa osintha otetezedwa komanso osafunikira ndikofunikira kuti mulembetse nambala yovomerezeka. Pomwe chinsinsi chimatsimikizira kuti mamembala otetezedwa, omwe amatetezedwa amapereka ndalama moyenera polola mwayi wa subclass. Kusankha mwanzeru za magawo opezeka kumawonjezera chitetezo cha code, kusakhazikika, komanso kuwonjezera.

Mwa kutsatira machitidwe abwino komanso kuganizira za kusinthika kulikonse, opanga mapulogalamu amatha kupanga zomangamanga zama pulogalamuyi. Kusintha mosintha koyenera ndi luso lovuta kwambiri lomwe limathandizira kuti ntchitoyi ikhale yothandiza kwambiri komanso yopambana.

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