Cov txheej txheem:

Dab tsi yog qhov tshwm sim ntawm lub khawm tswj?
Dab tsi yog qhov tshwm sim ntawm lub khawm tswj?

Video: Dab tsi yog qhov tshwm sim ntawm lub khawm tswj?

Video: Dab tsi yog qhov tshwm sim ntawm lub khawm tswj?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Hlis ntuj nqeg
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Cov xwm txheej rau nplooj ntawv khoom yog Load xwm txheej . Ib yam li ntawd, txhua tus tswj muaj ib xwm txheej . Piv txwv li, xwm txheej rau cov khawm tswj yog Click xwm txheej.

Thiab cov lus nug yog, dab tsi yog khawm tswj?

A khawm yog ib yam khoom uas tus neeg siv cuam tshuam nrog ua ib qho kev txiav txim xws li OK thiab Ncua tseg khawm ntawm lub dialog box. Cov khawm tswj yog ib qho yooj yim tswj kom nthuav tawm vim nws maps rau ib qho lus txib uas tus neeg siv xav ua kom tiav.

Tsis tas li ntawd, lub pob hauv VB yog dab tsi? A Khawm tswj yog tus menyuam tswj tau muab tso rau hauv daim ntawv thiab siv los ua cov txheej xwm nyem thiab tuaj yeem nyem los ntawm tus nas nyem lossis nias ENTER lossis ESC cov yuam sij. Tsim ib Khawm . Tsim ib tug Khawm tswj, koj tsuas yog luag thiab poob ib Khawm tswj los ntawm Toolbox rau Daim Ntawv hauv Visual Studio.

Tom qab ntawd, yuav ua li cas thaum lub pob nyem hauv asp net?

Khawm yog ib asp . net web server tswj. Khawm OnClick () txoj kev tsa lub nias xwm txheej ntawm khawm tswj. Khawm Nyem xwm txheej tshwm sim thaum lub khawm tswj yog nias . tus nias kev tshwm sim feem ntau yog siv thaum khawm tswj tsis muaj lub npe sib koom ua ke xws li xa khawm.

PostBack kev tshwm sim yog dab tsi?

PostBack yog lub npe muab rau cov txheej txheem xa ib nplooj ntawv ASP. NET mus rau lub server rau kev ua haujlwm. PostBack ua tiav yog tias qee cov ntaub ntawv pov thawj ntawm nplooj ntawv yuav tsum tau kuaj xyuas qee qhov chaw (xws li kev txheeb xyuas tus neeg siv lub npe thiab tus password siv database).

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