Dab tsi yog plist hauv iOS Swift?

Video: Dab tsi yog plist hauv iOS Swift?

2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47

Ib daim ntawv teev cov khoom, feem ntau abbreviated li plis , yog cov ntaub ntawv XML uas muaj cov ntaub ntawv tseem ceeb-tus nqi. Koj tuaj yeem siv a plis hauv koj iOS no apps raws li ib qho yooj yim key-nqi cov ntaub ntawv khaws cia.

Ib yam li ntawd, tib neeg nug, dab tsi yog info plist hauv iOS?

Daim ntawv teev cov ntaub ntawv pov thawj yog cov ntaub ntawv npe Cov ntaub ntawv . plis uas yog suav nrog txhua iPhone daim ntawv thov project tsim los ntawm Xcode . Nws yog ib daim ntawv teev cov khoom ntiag tug uas nws qhov tseem ceeb-tus nqi khub qhia cov ntaub ntawv tseem ceeb ntawm lub sijhawm ua haujlwm rau daim ntawv thov.

Kuj Paub, plist txhais li cas? daim ntawv teev cov khoom tseem ceeb rau

Khaws qhov no hauv kev txiav txim siab, dab tsi yog kev siv plist hauv iOS?

plis (Cov Ntawv Teev Npe) yog ib qho yooj yim thiab yooj yim rau kev khaws cia daim ntawv thov cov ntaub ntawv. Nws yog Ameslikas txhais los ntawm Apple, rau siv hauv iPhone li thiab tom qab ntawd kis mus rau lwm yam kev siv. Txij li thaum plists yog cov ntaub ntawv XML tiag tiag, koj tuaj yeem ua tau siv cov ntawv nyeem yooj yim los txhais lawv.

Puas yog tag nrho cov ntaub ntawv plist phem?

Nyiam PLIST cov ntaub ntawv tsis muaj teeb meem thiab nws zoo tag nrho los rho tawm lawv. Txawm li cas los xij, tsis yog tag nrho cov ntaub ntawv PLIST yuav tsum tau kho tib yam li cov kev nyiam ntawm daim ntawv thov. Feem ntau, PLIST cov ntaub ntawv nyob rau hauv cov nyiam nplaub tshev yuav tsis tsim muaj teeb meem nrog lub ntsiab daim ntawv thov tom qab rho tawm.

Pom zoo:

JSON serialization hauv Swift yog dab tsi?

Koj siv chav kawm JSONSerialization los hloov JSON rau Foundation cov khoom thiab hloov cov khoom Foundation rau JSON. Cov khoom qib saum toj kawg nkaus yog NSArray lossis NSDictionary. Txhua yam khoom yog piv txwv ntawm NSString, NSNumber, NSArray, NSDictionary, lossis NSNull. Txhua tus yuam sij phau ntawv txhais lus yog piv txwv ntawm NSString

Dab tsi yog txoj hauv kev ua kom tau txais txiaj ntsig zoo hauv iOS?

Muaj peb txoj hauv kev kom ua tiav concurrency hauv iOS no: Xov. Dispatch queues. Kev ua haujlwm queues

Dab tsi yog chav kawm abstract hauv Swift?

Tsis muaj cov chav kawm paub daws teeb meem hauv Swift (ib yam li Objective-C). Koj qhov thawj koom ruam zoo tshaj plaws yog yuav siv Tus Txheej Txheem, uas zoo li Java Interface. Nrog Swift 2.0, tom qab ntawd koj tuaj yeem ntxiv cov qauv siv thiab suav cov cuab yeej siv tau siv cov txheej txheem txuas ntxiv

Dab tsi yog txoj hauv kev virtual thiab txoj hauv lub cev hauv asp net?

Ua ntej tshaj, cia peb tau txais cov ntsiab lus ntawm ob qho tib si. Txoj kev lub cev - Qhov no yog txoj hauv kev tiag tiag cov ntaub ntawv nyob ntawm IIS. Txoj kev Virtual - Qhov no yog txoj hauv kev kom nkag mus rau cov ntaub ntawv uas tau taw qhia los ntawm sab nraud ntawm IIS daim ntawv thov folder