Dab tsi ua rau Io kev zam?
Dab tsi ua rau Io kev zam?

Video: Dab tsi ua rau Io kev zam?

Video: Dab tsi ua rau Io kev zam?
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Nws tuaj yeem pov ib qho IOException thaum twg tus kwj nws tus kheej yog corrupted los yog ib co yuam kev tshwm sim thaum nyeem cov ntaub ntawv xws li kev ruaj ntseg Kev zam , Tso Cai Tsis Pom Zoo thiab lwm yam thiab / lossis ib txheej ntawm Kev zam uas yog muab los ntawm IOEXception.

Yog li ntawd, qhov kev zam IO yog dab tsi?

IOException yog ib kev zam uas programmers siv nyob rau hauv cov cai mus pov ib tug tsis ua hauj lwm nyob rau hauv lub tswv yim & Output ua hauj lwm. Nws yog ib qho kev kuaj xyuas kev zam . Tus programmer yuav tsum tau subclass IOException thiab yuav tsum pov lub IOException subclass raws li cov ntsiab lus.

Ib yam li ntawd, koj pov IO kev zam li cas? B) Qhov kev pab cuam yog tias muaj kev zam

  1. import java.io.*;
  2. chav kawm M {
  3. void method() pov IOException{
  4. pov tshiab IOException("device yuam kev");
  5. }
  6. }
  7. chav Testthrows4{
  8. pej xeem static void main(String args) pov IOException{//declare exception.

Ua li no, thaum IO kev zam tshwm sim hauv Java?

Java IOExceptions yog Input/Output exceptions (I/O), thiab lawv tshwm sim thaum twg ib qho kev tawm tswv yim lossis kev ua haujlwm tawm tsis ua tiav lossis txhais. Piv txwv li, yog tias koj tab tom sim nyeem hauv cov ntaub ntawv uas tsis muaj nyob, Java yuav pov ib I/O kev zam.

IOException yog dab tsi hauv Java piv txwv?

IOExceptions raug pov tseg thaum muaj kev tawm tswv yim / tso tawm cov ntaub ntawv ua haujlwm teeb meem thaum daim ntawv thov ua qee yam haujlwm nkag mus rau cov ntaub ntawv. IOException yog ib qho kev kuaj xyuas thiab daim ntawv thov tsim tawm yuav tsum tau ua raws li txoj kev raug. IOException muaj ntau cov chav kawm sub uas tshwj xeeb hauv qhov xwm txheej.

Pom zoo: