Computer, Zokuhlela
Umzekelo i HTML iphepha kunye nemigaqo esisiseko
Ceba iilwimi ezininzi, kodwa ulwimi lwe HTML yenye yezona ezizodwa vosstrebovan. Ekubeni lubandakanya kakhulu amanye amalinge aphambili kweenkqubo. Kuninzi yenziwa ifumaneke, xa ezingqondweni umphuhlisi ulwazi langoku ulwimi lophawulo - iHypertext Markup Language (HTML).
Enyanisweni, xa HTML, akukho nto inzima, yaye kwimizuzu embalwa zonke ezikude kakhulu ukusuka kweenkqubo kunye nabantu Internet iza kuzalisekisa ukusekwa HTML-amaphepha incwadi yokubhalela. imizekelo Kuyaphawuleka, elula, eneneni, zifikeleleke kuye wonke ubani.
incazelo jikelele
fayile HTML - isayithi iphepha enye, nangona oku kusini na, kodwa yintoni na ifayile elinye iphepha ngalinye, kuba ukuqala kucacile.
fayile HTML iqala nge header DOCTYPE ukuba ikhankanya ukuba uhlobo lwefayile - HTML. Zonke izinto page (iitags) zibonakalisiwe ngaphakathi izibiyeli ezineekona. isibini ngasinye ( "<" yaye ">") ibandakanya omnye tag HTML. Ngokwesiqhelo HTML tags zidityaniswe, oko kukuthi, kuba zonke «tag» ube «/ tag». Zombini list izibiyeli ezineekona. Kukho tag omnye, apho eyona ethandwa «br /» - lenguqu ukuya kumgca olandelayo.
I tag inkulu kwi fayile - ngokwam HTML, equka tag ezimbini kuphela: INTLOKO nomzimba. Kwimeko yokuqala, ezahlukeneyo iinkcukacha kubonisa namakhonkco kwamanye iifayile page ebalulekileyo ukuze PHP langoku zeempendulo JavaScript. Xa umxholo ebhaliweyo page yesibini. Kwakhona ngokohlobo tags kunye zeempendulo.
Simple HTML iphepha
Umzekelo ekudaleni iphepha elo kubonisiwe kwinqaku ngezantsi. Cinga ngokucophelela.
icandelo BAKWANDLUNKULU
Eyona njongo INTLOKO tag - inkcazelo jikelele page kunye zeempendulo jikelele, nangona le yokugqibela - nje ingqiqo isalamane. Kukholisa ukuba kubekho likubona kubaluleke kakhulu ukuba izinto ezimbini kuphela:
- amagama kunye nenkcazelo kwiphepha;
- iyiqhagamshelanise nezinye iifayile (* .css kunye * .js).
Ukuze ukubonisa umxholo umxholo page yeli candelo ibaluleke kuphela ngqo kuba ibonisa apho ezinye iifayile kufuneka imithetho CSS ngenxa tags kunye nezinye iilwimi zeempendulo.
HTML iphepha unalo isihloko (TITLE), nto leyo ibonakala xa undwendwe kuzisa mouse yakho phezu tab apho wephepha kuvulwa. Oku kubalulekile, kuba yenza iphepha kakhulu ngakumbi bukwavelise itekisi, kulula ukuba bathi, zisayinwe elifundeka.
Zibalulekile senkqubo web ngokubanzi meta-tags, kodwa xa lufunelwa indalo HTML-amaphepha yokubhala, umzekelo nezinto ezingathandekiyo izakhiwo ezingasafunekiyo.
Ngomhla LINK kunye SCRIPT amakhonkco kufuneka sinikele ingqalelo ekhethekileyo. Eyokuqala ibhekisela kwindawo apho kukho ifayile CSS lesimbo, okwesibini - indawo lwefayile JavaScript-khowudi. Amakhonkco ezinjalo kungenziwa abekwe.
Ukuba usebenzisa zeempendulo kufuneka aphathwe ulwazi HTML uya komelela, kufuneka sinikele ingqalelo ngoko nangoko kwi Uhlobo lwamakhasi ayingxangxasi. Iifayile CSS na, ingakumbi, imithetho ubhaliso tags HTML.
UMZIMBA section
Enyanisweni, i HTML iphepha isampuli - oku icandelo emzimbeni. Kulapha equlathe zonke iinkcukacha, zonke kwiphepha umxholo. Lonke ulwazi lunikezelwa ngokohlobo tags kunye zeempendulo, ezifana kokufaka i JavaScript-code okanye kwezahlulo PHP-nkqubo.
Kubalulekile ukuqaphela ukuba umzekelo HTML web amaphepha ibrawuza kwakuloo mzekelo umhleli wokubhaliweyo ezifana yokubhala, oku asiyonto inye leyo. Kwimeko yokuqala thina sikulungele HTML-itekisi apho zonke iincwadi zeempendulo babulawe. Umzekelo, PHP ugcwalise indima yawo yaye ayila endaweni ikhowudi kwiindawo ekunene tags. JavaScript sazaliseka umnqophiso wayo, nangona ngayo kodwa ukuba incoko eyahlukileyo.
HTML - it ilayishele phantsi endaweni zeempendulo. Ekugqibeleni, kuphela umxholo wephepha iboniswe isikhangeli, kodwa tag yayo. Akukho PHP-khowudi ayikho apho.
JavaScript kwindawo ekhethekileyo, ukhathalelo wakhe - ukuba bakhonze page, hayi kuphela xesha lokuqala (omninzi), kodwa amaxesha xa kwephepha kwi ibhrawuza umtyeleli, kwaye izifundo kuyo.
Umzekelo elula lwekhowudi HTML iphepha (icandelo UMBUTHO kuphela) siboniswa apha ngezantsi.
browser A zeendwendwe ibukeka njengoko kuboniswe ngezantsi.
ayizange kucacisiwe kwi khowudi kufuneka ikhangeleke ngolu izakhi wazisa isikhangeli. Yonke design iyabonakala kwimithetho CSS. Kulo mzekelo, Mcss / ifayile scPhpWordRW.css ukuba ekhonjwe (bona. Umzekelo yokuqala i HTML iphepha).
Ngokungafaniyo HTML, CSS umxholo kulula, kukho imithetho efikeleleka kakhulu kwaye inani labo elincinane, xa umzekelo indalo HTML-amaphepha ayifuni nantoni na ngaphandle yokubhala. Yonke into efikelelekayo kakhulu kuphuhliso ngokukhawuleza:
Oku kubonisa indlela ekulula ngayo ichazwa tag scLogo_vDoc, yaye le nkcazelo kukuba kwimeko eqhelekileyo i tag ibonisa umfanekiso vDoc-logo.png, kwaye xa mouse ngapha kwayo - wabonisa vDoc-logo-h.png.
Ubume kwiinkcazo HTML
Ulwimi singabandakanyi enze nasiphi na isakhiwo kunye syntax ingqiqo apha isalamane kakhulu. Akukho ezahlukeneyo, kodwa kukho inala amathuba. Isiseko esisiseko iProtokhol kukuba kukho into (tag) oko Qinisekisa ukuba igama.
Igama ityala, isibini tag, eyakhiwa ngayo amagama (tagName) kunye izibiyeli ezineekona ( «<» + tagName + «>»), xa sithetha ngalo ekuqaleni tag, kunye «» + tagName + «>», ukuba kubhalwe ekupheleni kwayo.
Umzekelo kumaphepha e HTML echaza iimpawu ibekwe kwisicatshulwa ngezantsi.
Ithegi unokuba iimpawu, ngoko ke zifakwa ngokusebenzisa isithuba emva igama ithegi phambi kokuba isibiyeli se-engile lokuvala ">". Iimpawu, xa benayo ithegi abhalwe kuphela ekuqaleni. Umxholo tag kukuba edulusele phakathi tag isiqalo nesiphelo kwayo.
Iyonke iinkcazelo Umxholo HTML
HTML ikuvumela ukuba bachaze ibloko Xitsonga iziqalelo. Okokuqala hlala indawo ethile kwibhrawuza window ukuba ibekwe ngokupheleleyo, into kwindawo eyiyo entsimini yoboniso HTML-amaphepha, kwaye abe nobukhulu ethile.
izinto esemgceni ngokubanzi ukuvela umsonto omnye, oko kukuthi, njengoko kuchaziwe kwi fayile page, kwaye ebekwe kwiskrini. Ukuboniswa uhuhamba lilonke kuba nefuthe xa kwenzeka ukuba umthwalo page. On ukubekwa, ukubonakala, kunye nezinye iimpawu izinto block nga kuphenjelelwa nangaliphi na ixesha nge JavaScript-khowudi.
Ukongeza izinto ezilula, HTML inikeza ukuchaza tafile neefom. Ezi zinto ke kakhulu zifunwa kwi "ekwakheni kwisayithi ngemihla."
Inkcazelo kwetafile: tags ULUHLU, TR, TD
Xa tag TABLE zingasetyenziswa ukwenza itafile, chaza inani lemiqolo kunye TR ngexesha elinye iqela leseli TD. Mu kuya kwa nshita eqhelekileyo itafile yentlangano, ngenxa yohlobo HTML-lophawulo umbutho tabular umda kwesi sibhengezo, kuba ukuba umphuhlisi ufuna ukuba itafile eziziingxande apho inani lwemihlathi kuyo yonke imiqolo efanayo, ngoko ke kufuneka ulandele oko ngokwakho.
Isikhundla kwimigaqo ye HTML: ukwenza nantoni na, kodwa nto ayiqondwa. Kwezinye iimeko ke akukho kubalulekile ukuba inani lwemihlathi kumqolo ngamnye etafileni, kodwa ukuba ufuna ukwenza i iiseli sokuhlanganisa tye okanye nkqo, kuyimfuneko ukuba babale bonke ngenyameko.
Umzekelo HTML page with inkcazelo itheyibhile elula ngokwegrafu aboniswe kweli nqaku.
Nantsi itheyibhile ebonisa ubungakanani lemiqolo ezintathu imiqolo emithathu, kunye tag kumqolo wokuqala TH wasetyenziswa endaweni tag TD - le header kwikholam. Ingakumbi lezi tags ezimbini musa ukuba, kodwa kusenokwenzeka ukuba ukusebenzisa kuqala ukwahlula phakathi kumqolo wokuqala itafile, yaye CSS ku TH, unako uqhoboshele isimbo yakho, leyo izahlule kwezinye TD.
Inkcazo ifomu: tag IFOMU, IGALELO
Ifomu - oku lelona akubuzwa HTML-tags. Iifom Ukusebenzisa angadlulisela ulwazi. Eneneni, kwiphepha - olu lwazi ukubonisa, kodwa ifom - igalelo.
page Umzekelo HTML with inkcazelo ngendlela elula:
Usebenzisa iintlobo ezininzi ngakumbi, kodwa iimpawu eziphambili zezi zilandelayo. Unga khankanya intsimi igalelo, kufuneka babele ukuba bayile kwaye abaphatha siganeko ukwenzela uhlalutyo-input yomsebenzisi. Uyakwazi ukukhankanya yintsimi ezifihlakeleyo udlulise ulwazi ukusuka ngasemva kwiphepha. Uyakwazi kunyula iqhosha transmission ulwazi, ngokucinezela ukuba abakhwetha inkqubo udlulisela le data.
ukusebenzisa HTML
Ukuze ukwazi ulwimi olongezelelweyo - yinto ebalulekile na ukujolisa kumsebenzi entsimini iinkqubo Internet, kodwa ukuba ufuna ukubhala inkqubo kwi PHP okanye JavaScript, yazini HTML + CSS kufuneka ngokugqibeleleyo.
ulwimi PHP ichongwe kumzekelo odlulileyo. PHP ubaleka kumncedisi, ngenxa yokuba iphepha le fomu labhabha ukusuka kwiseva kwibrawuza ngamasimi kuhluthiswa. Ngokukodwa, imisebenzi TestOnBlur okhankanywe IGALELO tag (isiphathi onblur isiganeko), wafumana yonke imida kwi uhlobo kwamasimi yombhalo.
Umkhangeli iqhuba JavaScript, kwaye yasebenza kakuhle data thumela iqhosha emva kumncedisi, oko kukuthi, uyilo :. Onclick = jQuery ( '# to') lixe- ( 'inqwelo'), kuyimfuneko ukwazi nje kuphela into jQuery, kodwa yintoni #to, Val, inqwelo. Okunye ngqo, kuyimfuneko ukwazi iitags HTML esisiseko kunye imithetho jikelele isicelo kubo uhlobo CSS.
Oku kwanele ngokukhawuleza ukunyusa isiqinisekiso nayiphi na ukujolisa kwezo ndawo iinkqubo Internet.
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