Dab tsi yog class attribute hauv HTML?
Dab tsi yog class attribute hauv HTML?

Video: Dab tsi yog class attribute hauv HTML?

Video: Dab tsi yog class attribute hauv HTML?
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Chav kawm hauv html:

Cov chav kawm yog tus cwj pwm uas qhia ib lossis ntau lub npe hauv chav kawm rau HTML keeb . Tus cwj pwm ntawm chav kawm tuaj yeem siv tau ntawm txhua qhov HTML keeb . Lub npe chav kawm tuaj yeem siv los ntawm CSS thiab JavaScript los ua qee yam haujlwm rau cov ntsiab lus nrog rau lub npe teev npe.

Tom qab ntawd, koj yuav muab cov chav kawm hauv HTML li cas?

chav kawm selector xaiv cov ntsiab lus nrog ib qho tshwj xeeb chav kawm tus cwj pwm. Xaiv cov khoom nrog ib qho tshwj xeeb chav kawm , sau ib lub sij hawm (.) cim, ua raws li lub npe ntawm tus chav kawm . Koj tseem tuaj yeem qhia meej tias tsuas yog tshwj xeeb HTML cov ntsiab lus yuav tsum raug cuam tshuam los ntawm a chav kawm.

Kuj Paub, dab tsi yog style attribute hauv HTML? Txhais thiab siv. Cov style cwj pwm qhia ib qho inline style rau ib yam. Cov style cwj pwm yuav override ib yam style teeb tsa thoob ntiaj teb, eg. hom teev nyob rau hauv lub < style > tag los yog sab nraud style daim ntawv.

Ib yam li ntawd, koj yuav ua li cas ntxiv tus cwj pwm hauv chav kawm?

Rau ntxiv chav kawm , koj mus rau koj lub caij, thiab ib yam li IDs, koj ntxiv chav kawm = (Tsuas yog id =) thiab ntxig koj chav kawm npe. "Xaiv cov chav kawm intro thiab teem nws qhov hnyav font rau bold."

Vim li cas peb thiaj siv chav kawm hauv HTML?

Chav kawm hauv HTML yog siv xa mus rau CSS (Cascading style sheet), uas peb thov qee cov qauv lossis cov cuab yeej hauv CSS cov ntaub ntawv. Chav kawm hauv HTML yog siv xa mus rau CSS (Cascading style sheet), uas peb thov qee cov qauv lossis cov cuab yeej hauv CSS cov ntaub ntawv.

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