Cov yeeb yaj duab ua cim tshiab, lossis kev hloov ntawm lub cev, yog ib txoj hauv kev uas koj tuaj yeem rov qab los sis hloov tau cov nplooj ntawv web. Lub cim refresh tag yog ib qho yooj yim los siv, uas txhais tau tias nws yog ib qho yooj yim siv tsis raws cai. Cia wb mus saib seb yog vim li cas koj thiaj xav siv daim ntawv no thiab yam dab tsi koj yuav tsum zam thaum ua li ntawd.
Reloading Cov Ntawv Tam Sim No Nrog Meta Refresh Tag
Ib yam ntawm cov khoom uas koj tuaj yeem ua tau nrog cov cim tshiab ntawm meta yog kom yuam kev ntawm nplooj ntawv uas tus neeg ntawd yog ib tug lawm.
Ua li no, koj yuav tso cov ntsiab lus nram qab no hauv lub
yog cov HTML tag. Nws yog nyob rau hauv lub taub hau ntawm koj daim ntawv HTML.
http-equiv = "refresh" qhia rau tus browser tias qhov cim npe meta yog xa ib HTTP hais kom ua siv cov ntawv ntsiab lus. Lo lus refresh yog HTTP header qhia cov neeg siv qhov web site tias nplooj ntawv yuav rov qab los yog xa mus rau lwm qhov chaw.
cov ntsiab lus = "600" yog qhov sij hawm, nyob hauv vib nas this, kom txog rau thaum tus browser yuav tsum rov qab mus rau nplooj ntawv tam sim no. Koj yuav hloov qhov no rau txhua tus nqi ntawm lub sijhawm koj xav ua ntej pib ntawm nplooj ntawv.
Ib qho ntawm feem ntau cov kev siv ntawm no version ntawm refresh lossis yog rov ua dua ib nplooj ntawv nrog cov ntsiab lus dynamic, xws li daim ntawv qhia chaw khaws cia lossis huab cua cim. Kuv kuj tau pom cov npe ntawm cov nplooj ntawv HTML uas tau pom nyob rau hauv kev qhia tawm hauv cov rooj muag zaub ua ib txoj kev los kho kom tshiab cov nplooj ntawv.
Qee cov tib neeg los kuj tseem niaj hnub no kom rov qab xa tawm, tab sis qhov no yuav cuam tshuam koj cov neeg nyeem raws li nws yuav yuam kom tau ib nplooj ntawv rov tuaj dua thaum lawv tab tom nyeem nws! Thaum kawg, muaj ntau txoj hauv kev zoo rau hnub no kom rov txhawb cov nplooj ntawv tsis muaj kev xav tau los siv ua ib qho kev cim meta los kho kom tag nrho cov nplooj ntawv.
Redirecting rau ib nplooj ntawv tshiab nrog Meta Refresh Tag
Siv lwm txoj kev ua kom rov tuaj yeem kho dua yog xa cov neeg siv los ntawm nplooj ntawv uas lawv tau thov rau lwm nplooj ntawv xwb.
Lub syntax rau qhov no yog ze li ntawm tib yam li reloading cov nplooj ntawv tam sim no:
Raws li koj tau pom, cov yeeb yam ntsiab lus me ntsis txawv me ntsis.
cov ntsiab lus = "2 https: // www. /
Tus naj npawb yog lub sij hawm, nyob hauv vib nas this, mus txog rau nplooj ntawv yuav tsum raug xa rov qab. Tom qab lub semicolon yog qhov URL ntawm nplooj ntawv tshiab los ua kom tiav.
Ceev faj. Qhov yuam kev tshaj plaws thaum siv refresh tag mus rau ib nplooj ntawv tshiab yog ntxiv ib qho cim ntxiv rau hauv nruab nrab.
Piv txwv li, qhov no tsis muaj tseeb: cov ntsiab lus = "2; url = " http://newpage.com. "Yog tias koj teev tau ib cov yeeb yaj duab meta tshiab thiab koj nplooj tsis muaj kev txheeb xyuas, kos rau qhov yuam kev ua ntej.
Drawbacks los Siv Meta Refresh Cim npe
Meta refresh cim npe muaj qee qhov teeb meem:
- Meta refreshers redirects tau siv los ntawm spammers mus rau kev tshawb nrhiav kev tshawb nrhiav cav. Nrhiav xyaw tam sim no tshem tawm cov chaw ntawm lawv cov database. Yog hais tias koj siv ntau cov cim npe rau meta refreshes , qhov kev tshawb fawb xyaw tej zaum yuav txiav txim siab koj qhov chaw yog spam thiab rho tawm ntawm lawv qhov kev txheeb xyuas. Yog hais tias koj xav tau redirect qhov URL qub rau ib lub tshiab, nws zoo dua rau siv 301 tus neeg rau lub Redirect xwb. Tus redirect yuav ua tiag qhia kev tshawb fawb xyov paub tias ib nplooj ntawv tau txav mus los thiab tias lawv yuav tsum hloov cov kev sib piv ntawm qhov qub qub rau tus tshiab.
- Tej zaum yuav muaj teeb meem usability yog hais tias qhov kev hloov rov qab sai sai (tsawg dua 2-3 feeb). Qhov no tiv thaiv cov neeg siv ntawm cov laus dua browsers los ntawm kev siv "Back" khawm.
- Yog hais tias tus redirect tshwm sim sai sai thiab mus rau ib nplooj ntawv tsis muaj nyob, koj cov neeg nyeem tej zaum yuav tau nyam hauv lub voj tsis pom cov ntsiab lus uas tsis yog 404 nplooj ntawv .
- Hloov tshiab nplooj ntawv tam sim no yuav ua rau ruam. Yog tias tus neeg siv tsis tau thov dua, lawv yuav txhawj xeeb txog koj qhov chaw muaj kev ruaj ntseg.