$ class in groovy yog dab tsi?
$ class in groovy yog dab tsi?

Video: $ class in groovy yog dab tsi?

Video: $ class in groovy yog dab tsi?
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A Chav kawm Groovy yog kev sau cov ntaub ntawv thiab cov txheej txheem uas ua haujlwm ntawm cov ntaub ntawv ntawd. A chav kawm hauv Groovy tshaj tawm lub xeev (cov ntaub ntawv) thiab tus cwj pwm ntawm cov khoom txhais los ntawm qhov ntawd chav kawm . Yog li ntawd, a Chav kawm Groovy piav qhia ob qho piv txwv teb thiab cov txheej txheem rau qhov ntawd chav kawm . Hauv qab no yog ib qho piv txwv ntawm a chav kawm hauv Groovy.

Ntawm no, groovy siv rau dab tsi?

Apache Groovy yog Object-oriented programming lus siv rau Java platform. Cov lus dynamic no muaj ntau yam uas zoo ib yam li Python, Ruby, Smalltalk, thiab Pero. Nws tuaj yeem yog siv li ib hom lus sau rau Java platform.

Ib sab saum toj no, Groovy puas zoo ib yam li Java? Groovy yog ib hom lus programming thiab kuj txhawb cov lus sau ntawv whereas Java yog ib hom lus-oriented programming. Groovy muaj ib tug default access modifier raws li pej xeem rau tag nrho nws cov hom ntawm cov tub kawm ntawv los yog cov ntaub ntawv whereas Java muaj theem pib nkag mus raws li pob qib nyob ntawm cov tub kawm hom.

Ua kom pom qhov no, nws yog lo lus tseem ceeb hauv groovy?

Hauv cov ntsiab lus sib txawv nws yog siv los qhia tias koj tsis quav ntsej txog hom. Hauv cov ntsiab lus sib txawv nws yog qhov yuav tsum tau muab ib hom npe tshwj xeeb lossis siv "def" hloov. Qhov no yog qhov yuav tsum tau ua kom hloov pauv cov ntsiab lus pom tau rau cov Groovy parser.

Puas yog Groovy txhais?

Groovy yog dynamic scripting lus, nws yuav ua tau txhais ntawm runtime los tsim cov ntawv thov sai dua. Txawm li cas los xij, koj tuaj yeem suav cov lej kom tau txais qhov ua tau zoo tshaj plaws (piv rau Java). Nws muaj succinct syntax nrog idioms los ntawm Javascript thiab Python, tsis yog Java.

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