2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Ib tus tsim yog hom tshwj xeeb ntawm cov tswv cuab kev ua haujlwm ntawm chav kawm uas pib ua cov khoom ntawm chav kawm. Hauv C ++, Constructor yuav raug hu thaum khoom (piv txwv ntawm chav kawm) tsim. Nws yog tus tswv cuab tshwj xeeb hauv chav kawm vim nws tsis muaj hom rov qab.
Tus tsim qauv nrog piv txwv yog dab tsi?
Cov neeg tsim khoom muaj lub npe tib yam li cov chav kawm lossis cov qauv, thiab lawv feem ntau pib cov ntaub ntawv cov tswv cuab ntawm cov khoom tshiab. Hauv qhov piv txwv hauv qab no, chav kawm hu ua Taxi yog txhais los ntawm kev siv tus tsim qauv yooj yim. Cov chav kawm no yog tam sim no nrog tus neeg teb xov tooj tshiab.
Koj txhais li cas los ntawm tus tsim?
Ib tus tsim yog ib txoj hauv kev tshwj xeeb ntawm chav kawm lossis cov qauv hauv cov phiaj xwm taw qhia uas pib ua cov khoom tsim tshiab ntawm hom ntawd. Thaum twg ib yam khoom raug tsim, tus tsim tsim raug hu ua cia li.
3 hom constructor yog dab tsi?
Types of Java constructors
- Default constructor (no-arg constructor)
- Parameterized tsim.
Tus tsim yog dab tsi thiab vim li cas nws thiaj siv?
In class-based object-oriented programming, a constructor (abbreviation: ctor) is ib yam tshwj xeeb ntawm subroutine hu ua ib qho khoom. Nws npaj cov khoom tshiab rau kev siv, feem ntau lees txais cov lus sib cav uas tus tsim tsim siv los teeb tsa cov tswv cuab hloov pauv xav tau.
