Inkinga enkulu ngokuphrinta unyaka wamanje kuwebhusayithi ukuthi kungaba nzima ukuyifunda.
<script>document.write(new Date().getFullYear());</script>
Lo mugqa wekhodi ubhala unyaka wamanje kudokhumenti.
eziguquguqukayo
Okuguquguqukayo ku-JavaScript kuhlukile ngoba kunganikezwa inani noma nini, futhi kungashintshwa noma nini. Lokhu kubenza babe amathuluzi anamandla kakhulu okugcina ulwazi.
Okuguquguqukayo kungachazwa kusetshenziswa igama elingukhiye le-var, futhi ngokuzenzakalela kuzoba nobubanzi obukhawulelwe kubhulokhi yamanje yekhodi. Ungakwazi futhi ukuchaza okuguquguqukayo usebenzisa igama elingukhiye elithi var, kodwa ungakwazi futhi ukuzichaza usebenzisa igama elingukhiye elithi let. Igama elingukhiye le-let likuvumela ukuthi uchaze okuguquguqukayo ngaphandle kwanoma iyiphi ibhulokhi yekhodi, okuyenza ibe nezinto eziningi.
Ungasebenzisa futhi igama elingukhiye elithi var ukuze udale okuguquguqukayo komhlaba wonke, okutholakala kuzo zonke izikripthi ekhasini lakho. Okuguquguqukayo komhlaba wonke akunqunyelwe yinoma iyiphi indawo, ngakho-ke kungasetshenziswa noma kuphi kukhodi yakho.
Izinhlobo eziguquguqukayo eziyinhloko
Kunezinhlobo ezintathu eziyinhloko zokuguquguquka ku-JavaScript: indawo, umhlaba jikelele, kanye ne-prototype.
