Video: Peb puas tuaj yeem muaj nested sim ntes thaiv hauv Java?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Nested sim ntes blocks . Exception handlers ua tau ua ua zes hauv ib leeg. A sim , ntes los yog thaum kawg thaiv tau nyob rau hauv lem muaj lwm txheej sim ntes thaum kawg ib ntus. Nyob rau hauv xws li ib tug scenario, thaum ib tug tshwj xeeb ntes block Tsis muaj peev xwm tswj tau qhov Exception, qhov kev zam no raug muab rov qab.
Yog li ntawd, puas yog qhov phem uas muaj nested sim ntes?
Tsis xav tau ua zes los yog ntau yam sim - ntes hauv tib txoj kev. Qee zaum a nested Sim - ntes yog yam tsis muaj kev zam. Piv txwv li thaum qhov yuam kev rov qab code nws tus kheej tuaj yeem pov thiab kev zam . Tab sis txhawm rau txhim kho qhov kev nyeem tau ntawm cov cai koj tuaj yeem ib txwm rho tawm cov ua zes thaiv rau hauv ib txoj kev ntawm nws tus kheej.
Qhov thib ob, dab tsi yog nested sim thaiv hauv Java? Nested sim blocks hauv Exception Handling in Java . Java 8 Object Oriented ProgrammingProgramming. Raws li lub npe qhia, a sim thaiv hauv ib sim thaiv hu ua nested sim thaiv hauv Java . Qhov no xav tau thaum sib txawv thaiv zoo li sab nrauv thiab sab hauv yuav ua rau muaj qhov sib txawv. Txhawm rau daws lawv, peb xav tau nested sim blocks.
Xav txog qhov no, peb puas tuaj yeem sau ntau sim blocks hauv Java?
Ntau sim blocks : Koj tsis tuaj yeem muaj ntau sim blocks nrog ib tug catch thaiv . Txhua sim thaiv yuav tsum tau ua raws li kev ntes los yog thaum kawg. Tseem yog koj sim kom muaj ib tug ntes thaiv rau ntau sim blocks lub sij hawm ua yuam kev yog generated.
Muaj pes tsawg sim ntes blocks tuaj yeem muaj?
Nws muaj ib sim block thiab peb ntes blocks. Tsuas yog ib qho kev ntes block yuav raug tua ib zaug, nws nyob ntawm lub logic hauv sim block. Hauv kuv qhov sim thaiv, cov cai muaj peb hom kev zam.
Pom zoo:
Peb puas tuaj yeem siv sim tsis ntes hauv C#?
Qhov kawg thaiv tsis muaj ib qho rov qab, txuas ntxiv, rhuav cov lus vim nws tsis tso cai rau kev tawm ntawm qhov kawg thaiv. Koj tuaj yeem siv thaum kawg thaiv nkaus xwb nrog kev sim thaiv txhais tau tias tsis muaj qhov thaiv tab sis hauv qhov xwm txheej no, tsis muaj kev zam
Peb puas tuaj yeem muaj ntau chav kawm pej xeem hauv chav kawm hauv Java?
Yog, nws ua tau. Txawm li cas los xij, muaj peev xwm tsuas yog ib pawg pej xeem ib. java cov ntaub ntawv, raws li publicclasses yuav tsum muaj tib lub npe raws li cov ntaub ntawv qhov chaw. OneJava cov ntaub ntawv tuaj yeem muaj ntau chav kawm nrog kev txwv uas tsuas yog ib qho ntawm lawv tuaj yeem ua pej xeem
Muaj pes tsawg sim ntes blocks tuaj yeem muaj nyob hauv C #?
Peb ntes blocks ntes cov kev zam thiab daws lawv los ntawm kev nthuav tawm cov txiaj ntsig rau lub console. Common Language Runtime (CLR) ntes tau cov kev zam uas tsis raug tuav los ntawm kev ntes blocks
Puas tuaj yeem sim muaj ntau tus ntes hauv Java?
Java ntes ntau qhov kev zam Ib sim thaiv tuaj yeem ua raws los ntawm ib lossis ntau qhov ntes blocks. Txhua qhov thaiv thaiv yuav tsum muaj qhov sib txawv tshwj xeeb handler. Yog li, yog tias koj yuav tsum ua cov haujlwm sib txawv ntawm qhov tshwm sim ntawm qhov sib txawv, siv java multi-catch block
Peb puas tuaj yeem sau sim ntes hauv catch block hauv C#?
Nested sim-catch Siv qhov sim, ntes thiab thaum kawg blocks los lis kev zam hauv C #. Lub sim thaiv yuav tsum tau ua raws li los ntawm kev ntes los yog thaum kawg thaiv los yog ob qho tib si. Muaj ntau qhov thaiv thaiv tau tso cai nrog cov lim dej sib txawv. catch{..} thiab catch(exception exception){} ob leeg siv tsis tau