Recap: Qhov txawv ntawm qhov yuam kev thiab zam hauv Java Programs tsis tuaj yeem rov qab los ntawm yuam kev ib zaug lawv tshwm sim. Exceptions tuaj yeem raug kuaj xyuas nrog rau Unchecked exceptions. Qhov yuam kev yog rau hom Unchecked. Ua los ntawm ib puag ncig uas qhov kev zov me nyuam khiav.
Yuav ua li cas rov qab tau hauv Java?
Tam sim no cia peb nyob twj ywm rau Cov Cai uas qhia txog cov xwm txheej uas daim ntawv thov tsim nyog yuav xav ntes. Kev zam yog cov xwm txheej uas tshwm sim ntawm lub sijhawm ua haujlwm thiab tuaj yeem ua rau qhov kev txiav tawm ntawm qhov program. Tab sis lawv rov qab tau siv sim, ntes thiab pov cov ntsiab lus.
Yuav kuaj xyuas qhov twg hauv Java?
Java txheeb xyuas cov kev zam ntawm lub sijhawm sib sau.
Qee qhov kev kuaj xyuas ntau yam hauv Java yog IOException, SQLException, thiab ParseException.
Dab tsi yog qhov txawv ntawm qhov yuam kev thiab kev zam?
Yuav ua yuam kev feem ntau tshwm sim ntawm lub sijhawm ua haujlwm uas yog lawv nyob hauv hom tsis tau txheeb xyuas. Kev zam yog cov teeb meem uas tuaj yeem tshwm sim ntawm lub sijhawm ua haujlwm thiab suav sijhawm. Nws feem ntau tshwm sim hauv cov cai sau los ntawm cov neeg tsim khoom.
Dab tsi yog qhov txawv ntawm kev zam thiab kev zam lub sijhawm ua haujlwm?
Kev zam yog ib txoj hauv kev zoo los daws cov xwm txheej tsis xav txog hauv koj daim ntawv thov ntws. RuntimeException yog unchecked los ntawm Compiler tab sis koj yuav nyiam siv Exceptions uas txuas Exception Class los tswj tus cwj pwm ntawm koj api cov neeg siv khoom raws li lawv yuav tsum tau ntes qhov yuam kev raulawv los compile.
