Dab tsi yog kab lus hauv VB?
Dab tsi yog kab lus hauv VB?

Video: Dab tsi yog kab lus hauv VB?

Video: Dab tsi yog kab lus hauv VB?
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Anonim

Cov Kab lus Cov cuab yeej siv los txiav txim siab cov ntawv nyeem uas yuav tshwm sim rau ib qho khoom. Feem ntau, cov ntawv sau los ntawm Kab lus yog static (tsis tuaj yeem kho los ntawm tus neeg siv). Editable ntawv yog feem ntau teev los ntawm tus nqi khoom ntawm ib yam khoom.

Ib yam li ntawd, nws raug nug, Caption khoom yog dab tsi?

Cov Caption khoom yog ib txoj hlua qhia uas tuaj yeem muaj txog 2,048 tus cim. Yog koj tsis qhia a kab lus rau lub rooj teb, daim teb FieldName vaj tse kev teeb tsa yuav raug siv raws li qhov kab lus ntawm ib daim ntawv lo nrog rau kev tswj lossis raws li kab lus hauv cov ntaub ntawv saib.

Dab tsi yog qhov hais kom ua khawm hauv Visual Basic? A txib khawm ua haujlwm thaum tus neeg siv nyem qhov khawm . Koj siv a CommandButton tswj kom pib, cuam tshuam, lossis xaus qhov txheej txheem. Thaum clicked, a txib khawm zoo nkaus li raug thawb rau hauv thiab yog li qee zaum hu ua thawb khawm . Qhov tshwm sim feem ntau rau a CommandButton tswj yog qhov kev tshwm sim Nyem.

Ib yam li ntawd, lub npe khoom vaj khoom tsev hauv VB yog dab tsi?

Cov Lub npe khoom yog ib txoj hlua siv los ntawm cov neeg siv los txheeb xyuas, nrhiav, lossis tshaj tawm cov khoom rau tus neeg siv. Txhua yam khoom txhawb nqa Lub npe khoom . Piv txwv li, cov ntawv nyeem ntawm lub khawm tswj yog nws npe , thaum lub npe rau ib lub thawv los yog kho kom raug tswj yog cov ntawv zoo li qub uas tam sim ntawd ua ntej kev tswj hauv qhov kev txiav txim tabbing.

Dab tsi yog kab lus hauv MS Access?

Kab lus . Kab lus yog lub npe uas qhia nyob rau hauv lub title bar nyob rau sab saum toj ntawm daim ntawv. Lub npe uas tau nkag mus, "Add/Edit Suppliers", tshwm nyob rau hauv lub npe bar nyob rau sab saum toj ntawm daim ntawv thiab qhia txog tus nqi peb teev nyob rau hauv lub Kab lus teb.

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