Cov txheej txheem:
Video: Koj tso qhov chaw nyob hauv HTML li cas?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Yog hais tias koj xav teem ib tug hint rau cov ntawv nyeem cheeb tsam los yog input teb, ces siv tus HTML placeholder tus cwj pwm. Cov lus qhia yog tus nqi xav tau, uas tau tshwm sim ua ntej tus neeg siv nkag mus rau tus nqi, piv txwv li, lub npe, cov ntsiab lus, thiab lwm yam. Koj tuaj yeem sim khiav cov cai hauv qab no kom kawm paub yuav ua li cas. siv qhov chaw attribute hauv HTML.
Ua raws li qhov no hauv kev txiav txim siab, qhov chaw nyob ua dab tsi hauv HTML?
Cov qhov chaw attribute qhia ib tug luv luv hint uas piav txog tus nqi uas yuav tsum tau ntawm ib tug input teb (piv txwv li tus nqi piv txwv los yog ib tug luv luv piav qhia ntawm lub hom phiaj xav). Cov lus qhia luv luv yog tso tawm kom pom hauv qhov chaw nkag ua ntej tus neeg siv nkag mus rau tus nqi.
Ib yam li ntawd, nplooj ntawv qhov chaw yog dab tsi? A nplooj ntawv chaw yog raws nraim li nws suab zoo li: Nws yog lub neej ntawd lub tsev nplooj uas cov neeg tuaj saib pom ntawm ib lub vev xaib tshwj xeeb - koj lub npe sau npe - thaum koj (lossis koj tus neeg siv khoom) tau sau npe sau npe thiab teeb tsa lub phiaj xwm hosting, tab sis tseem tsis tau tshaj tawm lub vev xaib tshiab lossis ib qho ntawm koj tus kheej. nplooj ntawv nyob ntawd.
Qhov thib ob, ua li cas koj ntxiv ib qhov chaw rau ib daim teb?
Basic HTML thiab HTML5: Ntxiv Placeholder Text to a Text Field
- Koj yuav tsum ntxiv tus cwj pwm placeholder rau cov ntawv nyeem uas twb muaj lawm.
- Koj yuav tsum tau teeb tsa tus nqi ntawm koj qhov chaw tso cai rau "miv yees duab URL".
- Lub ntsiab lus nkag tiav yuav tsum tsis muaj qhov kaw.
- Cov khoom siv tiav tiav yuav tsum muaj cov syntax siv tau.
Dab tsi yog qhov chaw nyob hauv JavaScript?
Txhais thiab siv. Cov qhov chaw cov cuab yeej teev lossis rov qab tus nqi ntawm qhov qhov chaw attribute ntawm ib daim ntawv teb. Cov qhov chaw attribute qhia ib tug luv luv hint uas piav qhia txog tus nqi ntawm cov ntawv nyeem (xws li tus nqi piv txwv los yog ib tug luv luv piav qhia ntawm lub hom phiaj xav).
Pom zoo:
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