Ib qho piv txwv ntawm validation yog dab tsi?
Ib qho piv txwv ntawm validation yog dab tsi?

Video: Ib qho piv txwv ntawm validation yog dab tsi?

Video: Ib qho piv txwv ntawm validation yog dab tsi?
Video: Lus piv txwv ntawm ib tug ntseeg 2024, Kaum ib hlis
Anonim

Kev lees paub yog ib qho kev kuaj xyuas lub computer tsis siv neeg los xyuas kom meej tias cov ntaub ntawv nkag mus yog qhov tsim nyog thiab tsim nyog. Nws tsis xyuas qhov tseeb ntawm cov ntaub ntawv. Rau piv txwv , ib tug menyuam kawm ntawv theem nrab yuav muaj hnub nyoog ntawm 11 txog 16. Rau piv txwv , tus tub ntxhais kawm lub hnub nyoog yuav yog 14, tab sis yog tias 11 nkag mus nws yuav siv tau tab sis tsis raug.

Ib yam li ntawd, tib neeg nug, qhov piv txwv ntawm kev muab qhov tseeb yog dab tsi?

Tuav ib tug txhais tes thaum lawv tab tom kho mob, mloog tag nrho koj lub siab thiab ua tsis muaj dab tsi tab sis mloog tus me nyuam piav lawv hnub nyob rau hauv qib 1, thiab mus rau ib tug phooj ywg tsev thaum ib tag hmo los zaum nrog nws thaum nws quaj vim ib tug supposed. phooj ywg hais lus dag txog nws tag nrho piv txwv

Ib tug kuj yuav nug, dab tsi yog cov ntaub ntawv validation thiab piv txwv? Cov ntaub ntawv validation yog ib qho feature hauv Excel siv los tswj qhov uas tus neeg siv tuaj yeem nkag mus rau hauv lub xov tooj ntawm tes. Rau piv txwv , koj siv tau kev lees paub cov ntaub ntawv kom paub tseeb tias tus nqi yog tus lej ntawm 1 thiab 6, xyuas kom muaj hnub tshwm sim hauv 30 hnub tom ntej, lossis xyuas kom meej tias cov ntawv sau tsawg dua 25 tus cim.

Ib yam li ntawd, tib neeg nug, koj txhais li cas los ntawm validation?

siv tau . Rau siv tau yog ua pov thawj tias ib yam dab tsi yog raws li qhov tseeb lossis qhov tseeb, lossis ua tau. Nws ua tau thiab txhais tau tias ua ib yam dab tsi, zoo li daim ntawv cog lus, raug cai. Koj tej zaum yuav xav tau ib tug neeg siv tau koj txoj kev xav, uas txhais tau tias koj xav hnov, “Tsis yog, koj tsis vwm.

Yuav ua li cas koj validate ib tug neeg?

Rau siv tau ib tug neeg txoj kev xav yog thawj zaug lees txais ib tug neeg txoj kev xav - thiab tom qab ntawd nkag siab txog lawv - thiab thaum kawg los txhawb nqa lawv. Rau siv tau yog lees paub thiab lees txais a tus neeg . Invalidation, ntawm qhov tod tes, yog tsis lees paub, tsis quav ntsej, lossis txiav txim.

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