Puas tuaj yeem yuam kev raug ntes hauv Java?
Puas tuaj yeem yuam kev raug ntes hauv Java?

Video: Puas tuaj yeem yuam kev raug ntes hauv Java?

Video: Puas tuaj yeem yuam kev raug ntes hauv Java?
Video: Mus ua nyab rau yim hmoob tsis zoo 7/27/2017 2024, Kaum ib hlis
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Koj ua tau siv nws nyob rau hauv ib tug catch clause, tab sis koj yuav tsum tsis txhob ua nws! Yog hais tias koj siv Throwable nyob rau hauv ib tug catch clause, nws yuav tsis tsuas yog ntes tag nrho cov kev zam; nws yuav kuj ntes tag nrho yuam kev . yuam kev raug pov los ntawm JVM los qhia txog cov teeb meem loj uas tsis yog npaj los daws los ntawm daim ntawv thov.

Tsis tas li lo lus nug yog, peb puas tuaj yeem pov qhov yuam kev hauv Java?

Tus neeg hu xov tooj yuav tsum tau ua kev zam siv lub sim-catch thaiv los yog propagate lub kev zam . Peb tuaj yeem pov yog kuaj los yog tsis tau txheeb xyuas qhov kev zam. Cov pov lo lus tseem ceeb tso cai rau lub compiler los pab koj sau cov cai uas tswj cov hom no yuam kev , tab sis nws ua tsis tiv thaiv qhov txawv txav ntawm qhov kev zov me nyuam.

Tsis tas li ntawd, yuav ua li cas tshwm sim thaum kev zam tsis raug ntes hauv Java? Yog ib kev zam tsis raug ntes (nrog lub ntes thaiv), lub sijhawm ua haujlwm yuav rho tawm qhov program (piv txwv li tsoo) thiab ib qho kev zam cov lus yuav luam tawm rau lub console. Cov lus feem ntau suav nrog: lub npe ntawm kev zam hom.

Kuj kom paub, dab tsi yog qhov yuam kev thiab kev zam hauv Java?

Qhov txawv ntawm Yuam kev thiab kev zam hauv Java . Lub rau hli ntuj 3, 2016 1 Comments. "Throwable" ua raws li lub hauv paus rau Java qhov yuam kev thiab kev zam hierarchy. “ yuam kev ” yog ib qho teeb meem tseem ceeb uas tsis tuaj yeem ua raws li txoj cai ntawm qhov kev zov me nyuam. “ Kev zam ” yog qhov xwm txheej tshwj xeeb uas tuaj yeem ua raws li txoj cai ntawm qhov kev zov me nyuam.

Peb hom kev ua yuam kev hauv Java yog dab tsi?

Muaj peb yam yuam kev : syntax yuam kev , runtime yuam kev , thiab logic yuam kev.

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