Yuav Paub
- Tus email chaw nyob muaj tus neeg siv lub npe, tus @ kos npe, thiab lub npe sau npe. Leej twg tsim email chaw nyob txiav txim tus username.
- Lub npe sau npe yog txiav txim siab los ntawm tus account tus tswv lossis tus neeg siv khoom, xws li Gmail, Yahoo, lossis Outlook, piv txwv li, gmail.com lossis outlook. com.
email chaw nyob yog tsim los ntawm peb lub ntsiab lus: tus neeg siv lub npe, "ntawm" kos npe (@), thiab lub npe sau npe. Hauv phau ntawv qhia no, peb piav qhia lub npe neeg siv thiab lub npe sau npe yog dab tsi, thiab cov cim dab tsi koj tuaj yeem siv hauv email chaw nyob.
Email Username yog dab tsi?
Tus neeg siv lub npe txheeb xyuas tus neeg tshwj xeeb lossis chaw nyob hauv lub npe. Leej twg teeb tsa koj tus email chaw nyob (koj, koj lub tsev kawm ntawv, lossis koj tus tswv ntiav haujlwm) xaiv tus neeg siv lub npe. Thaum koj sau npe rau tus email dawb, piv txwv li, koj tuaj yeem xaiv lub npe siv tswv yim ntawm koj tus kheej.
Cov npe siv siv hauv kev muaj peev xwm ua haujlwm feem ntau yog siv hom qauv. Piv txwv li, ib lub tuam txhab yuav siv koj lub npe, xws li [email protected]. Qhov no yog tus phooj ywg thiab nco tau yooj yim. Nws tseem ua rau koj tsis qhia npe los ntawm kev tsis qhia koj lub xeem.
Ntawm no yog ob peb lwm tus neeg siv lub npe kev xaiv uas koj tuaj yeem hla:
- Koj lub npe thiab lub xeem pib, xws li [email protected].
- Koj thawj zaug ntxiv rau koj lub xeem, xws li [email protected].
- Koj lub npe thiab xeem ua ke, xws li [email protected].
Email Domain Name yog dab tsi?
Lub npe sau npe yog txiav txim siab los ntawm email tus tswv lossis tus neeg siv khoom, xws li Gmail, Yahoo, lossis Outlook. Nws tsim cov seem ntawm qhov chaw nyob tom qab kos npe @, xws li hauv @gmail.com, @yahoo.com, lossis @outlook.com. Rau cov kws tshaj lij, lub npe sau npe feem ntau yog lub npe ntawm lub tuam txhab lossis lub koom haum.
Domains hauv internet ua raws li cov txheej txheem hierarchical. Qee tus lej ntawm cov npe saum toj kawg nkaus (xws li.com,.org,.info, thiab.de) muaj nyob, thiab cov no ua rau qhov kawg ntawm txhua lub npe sau npe. Nyob rau hauv txhua lub npe saum toj kawg nkaus, cov npe kev cai raug muab rau tib neeg thiab cov koom haum thov rau lawv. Tus tswv sau npe tuaj yeem teeb tsa sub-level domains dawb, tsim lub npe zoo li bob.example.com.
Tshwj tsis yog koj yuav koj tus kheej sau npe, koj tsis muaj lus hais ntau dhau lub npe sau npe ntawm koj tus email chaw nyob. Yog li, yog tias koj tsim Gmail chaw nyob, koj tsis muaj kev xaiv tab sis siv gmail.com ua koj lub npe sau npe.
Tus cwj pwm twg tau tso cai hauv email chaw nyob?
Cov ntaub ntawv cuam tshuam hauv internet, RFC 2822, lays tawm cov cim twg tuaj yeem siv tau hauv email.
Nyob rau hauv tus qauv parlance, tus username hauv email muaj cov lus, sib cais los ntawm dots. Ib lo lus hauv email chaw nyob yog hu ua "atom" lossis kab lus hais. Ib qho atom yog ib ntu ntawm ASCII cov cim ntawm 33 txog 126, nrog 0 txog 31 thiab 127 yog cov cim tswj, thiab 32 yog qhov chaw dawb.
Ib txoj hlua uas tau hais pib thiab xaus nrog cov lus hais ( ). Txhua tus cim ASCII ntawm 0 txog 177 tsis suav nrog cov lus tsocai thiab cov tsheb thauj mus los tuaj yeem muab tso rau nruab nrab ntawm cov lus hais.
Backslash cov cim kuj tuaj yeem siv rau hauv email chaw nyob, tab sis lawv ua haujlwm txawv. Lub backslash quotes ib tus cwj pwm thiab ua rau tus cwj pwm hauv qab no poob lub ntsiab lus tshwj xeeb nws feem ntau muaj nyob rau hauv cov ntsiab lus. Piv txwv li, kom suav nrog cov lus hais hauv email chaw nyob, tso lub backslash nyob rau hauv pem hauv ntej ntawm cov lus hais.
Koj tuaj yeem siv cov cim ASCII alphanumeric hauv koj qhov email chaw nyob, nrog rau cov cim ntawm ASCII 33 thiab 47. Cov cim uas tsis tso cai hauv email muaj xws li:
- Exclamation mark (!)
- Tus lej kos npe ()
- Dollar sign ($)
- Percent kos npe (%)
- Ampersand (&)
- Tilde (~)
Cov cim qis, tus lej, cim, thiab cov ntawv hauv qab tau tso cai rau hauv koj qhov chaw nyob email, txawm hais tias qee tus neeg muab kev pabcuam email cais qhov sib txawv ntawm qhov kev sau ntawv ntawm qhov chaw nyob siv tau.
