NET ArrayList yog dab tsi?
NET ArrayList yog dab tsi?

Video: NET ArrayList yog dab tsi?

Video: NET ArrayList yog dab tsi?
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ArrayList yog ib hom kev sau tsis zoo hauv C#. Nws tuaj yeem muaj cov ntsiab lus ntawm txhua hom ntaub ntawv. Nws zoo ib yam li array, tshwj tsis yog tias nws loj hlob tuaj thaum koj ntxiv cov khoom hauv nws. Tsis zoo li ib qho array, koj tsis tas yuav qhia qhov loj ntawm ArrayList.

Ib yam li ntawd, ArrayList yog dab tsi hauv C# nrog piv txwv?

C# - ArrayList Chav kawm. Nws sawv cev rau kev txiav txim sau cov khoom uas tuaj yeem txheeb xyuas tus kheej. Nws yog ib qho kev xaiv rau ib qho array. Txawm li cas los xij, tsis zoo li array koj tuaj yeem ntxiv thiab tshem tawm cov khoom ntawm ib daim ntawv teev npe ntawm txoj haujlwm uas siv qhov ntsuas thiab cov array resizes nws tus kheej tau.

Tsis tas li ntawd, hom ArrayList puas muaj kev nyab xeeb hauv C#? ArrayList tsis muaj hom txwv rau khaws cov ntaub ntawv xws li nws tsis yog Hom Safe . Koj tuaj yeem khaws txhua yam hauv ArrayList . Qhov tseeb tib yam ArrayList tuaj yeem khaws ntau yam hom ntawm cov khoom.

Kuj nug, qhov txawv ntawm ArrayList thiab cov npe hauv C# yog dab tsi?

ArrayList yog cov collections ntawm ntau hom ntaub ntawv whereas Sau npe yog qhov sau los ntawm hom zoo sib xws ntawm nws tus kheej depedencties. ArrayList tsis yog hom kev nyab xeeb whereas Sau npe yog hom kev nyab xeeb.

ArrayList puas khaws cov ntaub ntawv sib txawv?

Java suav nrog ob qho tib si Array thiab ib qho ArrayList chav kawm. Lawv yog txhua tus "sau ntawm ntau cov khoom", yog li hais, tab sis lawv kuj heev txawv . Ib ArrayList tuaj yeem fluctuate nyob rau hauv loj raws li tej yam ntxiv los yog tshem tawm. Ib leeg ArrayList kuj muaj peev xwm tuav ntau yam ntau hom ntawm cov khoom.

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