Video: Vim li cas txhua yam yog khoom hauv Ruby?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
" Txhua yam hauv Ruby yog ib Yam khoom "yog ib yam uas koj yuav hnov ntau zaus. Lub hom phiaj ntawm no yog rau koj kom pom Matrix ntawd txhua yam hauv Ruby yog ib Yam khoom , txhua khoom muaj chav kawm, thiab ua ib feem ntawm chav kawm ntawd muab rau khoom Muaj ntau txoj hauv kev uas nws tuaj yeem siv los nug cov lus nug lossis ua tej yam.
Ua kom pom qhov no, dab tsi yog qhov khoom hauv Ruby?
Txhua yam hauv Ruby yog ib khoom . Tag nrho khoom muaj tus kheej; lawv tseem tuaj yeem tuav lub xeev thiab qhia tus cwj pwm los ntawm kev teb cov lus. Ib txoj hlua yog ib qho piv txwv ntawm a Ruby khoom . Txhua txoj hlua khoom nws muaj nws tus kheej raug nthuav tawm los ntawm txoj kev xws li object_id, == thiab chav kawm.
Ib yam li ntawd, tej zaum ib yam khoom yog dab tsi? Qee zaum ib yam khoom tsuas yog ib khoom , thiab qee zaum nws yog ntau ntau. Tsib tus kws sau ntawv piav qhia txog qhov muaj txiaj ntsig zoo hauv txhua hnub uas lawv nyiam.
Tsis tas li ntawd, puas yog cov khoom siv hauv Ruby?
Hauv Ruby , txoj kev tsis yog khoom . Qhov no tsis meej pem vim muaj ib Txoj kev chav kawm thiab koj tuaj yeem tau txais piv txwv ntawm Txoj kev . Cov xwm txheej no tsuas yog tso cai rau cov txoj kev nws tus kheej. Cov piv txwv no muab qee qhov kev ua haujlwm muaj txiaj ntsig.
Dab tsi yog cov khoom tsis yog?
1 Ib yam uas tsis yog, lossis tsis sawv cev, cov khoom lossis qhov tseeb khoom . 2 Cov qauv sau ntawv. rare Ib yam dab tsi uas tsis yog grammatical khoom.
Pom zoo:
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