Video: Yam dab tsi muaj cov metadata?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Metadata yog cov ntaub ntawv (cov ntaub ntawv) txog cov ntaub ntawv. Qhov < meta > tag muab metadata hais txog cov ntaub ntawv HTML. Metadata yuav tsis tso tawm rau ntawm nplooj ntawv, tab sis yuav yog tshuab parsable. Meta cov ntsiab lus feem ntau yog siv los qhia cov nplooj ntawv piav qhia, cov lus tseem ceeb, tus sau cov ntaub ntawv, hloov kho kawg, thiab lwm yam metadata.
Hais txog qhov no, cov ntaub ntawv meta yog dab tsi?
Metainformation yog cov ntaub ntawv txog cov ntaub ntawv . Piv txwv li, ib daim ntawv yog suav tias yog cov ntaub ntawv , nws lub npe, qhov chaw, thiab cov ntsiab lus yog piv txwv ntawm Metainformation . Lub sij hawm no yog qee zaum siv sib hloov nrog lub sij hawm metadata.
Ib tug kuj nug, dab tsi yog peb tus cwj pwm ntawm meta tag? Muaj peb lub ntsiab yam ntxwv ntawm meta tags : npe, cov ntsiab lus, thiab http-equiv. Lub npe tus cwj pwm qhia txog hom ntaub ntawv. Cov ntsiab lus tus cwj pwm suav nrog cov meta - ntaub ntawv. (Nkag mus rau nplooj ntawv no kom paub siv ob qho no yam ntxwv txhawm rau txhim kho koj lub vev xaib rau kev tshawb fawb xyaw.)
Tsuas yog li ntawd, piv txwv li meta tag yog dab tsi?
Kev tshawb fawb xyaw xws li Google siv metadata los ntawm meta tags kom nkag siab cov ntaub ntawv ntxiv txog lub vev xaib. Lawv tuaj yeem siv cov ntaub ntawv no rau lub hom phiaj qeb duas, los tso saib cov ntsiab lus hauv kev tshawb fawb, thiab qee zaum lawv tuaj yeem tsis quav ntsej meta tags . Piv txwv ntawm meta tags suav nrog cov thiab cov ntsiab lus.
Lub taub hau tag yog dab tsi?
Kho tshiab: 2018-13-11 by Computer Hope. Thaum sau hauv HTML, qhov < taub hau > tag yog siv los muaj cov ntaub ntawv tshwj xeeb ntawm nplooj ntawv web, feem ntau hu ua metadata. Cov ntaub ntawv no suav nrog cov khoom xws li lub npe ntawm cov ntaub ntawv (uas yog qhov yuav tsum tau ua), nrog rau cov ntawv sau lossis txuas rau cov ntawv sau, thiab CSS cov ntaub ntawv.
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