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>> SPIKA: Hebu kutekeleza ukurasa wa mtandao
kutumia kidogo ya HTML na JavaScript

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kwamba geolocates user, yaani,
takwimu za nje ambapo wao ni

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kijiografia katika suala la yao
latitude na longitude kuratibu.

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Taarifa hapa kama sifa juu ya mwili wangu
tag, mimi onload, ambayo inabainisha

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kidogo ya JavaScript kwamba lazima kupata
kunyongwa kwa haraka kama mwili wa

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ukurasa ina kubeba.

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Sasa kazi ambayo inaonekana kuitwa
geolocate, na kazi hiyo, nimekuwa

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imeanza kutekeleza, juu juu hapa katika
kati ya vitambulisho script aitwaye geolocate.

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>> Sasa hebu kutekeleza kazi hii.

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Kwanza, hebu angalia kama aina
wa mali maalum iitwayo

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navigator.geolocation haina sawa,
unquote quote, "kisichojulikana," basi mimi nina

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kwenda kufanya yafuatayo.

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Navigator.geoloc
ation.getCurrentPosition.

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Na sasa mimi haja ya kutaja hoja,
hasa jina la kazi

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kwamba Ningependa kuitwa wakati Get
Nafasi ya sasa ina figured nje ambapo

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user yao ni nini.

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Na mimi nina kwenda tu kiholela simu
kuwa kazi kwa sasa, callback.

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>> Mwingine, kama mali hiyo ilikuwa katika ukweli
kisichojulikana, mimi nina kwenda kwa kutaja

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badala macho "browser yako haina
msaada geolocation! "

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na kuondoka wakati huo.

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Kwa hiyo kile ni kwamba mimi niliandika hapa?

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>> Naam, zinageuka kuwa ya kisasa zaidi
browsers mtandao kusaidia kimataifa

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variable, kitu, hivyo kusema,
aitwaye Navigator, ambayo ina

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Navigator maalum, kwamba ni
browser-maalum utendaji.

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Ndani ya huko ni mali aitwaye
geolocation ambayo hasa

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ina taarifa na utendaji
kuhusiana na geolocation,

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kutafuta, ya watumiaji.

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>> Ndani ya kwamba kitu, wakati huo huo,
kuna inaonekana kuwa kazi,

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inayojulikana ina njia,
aitwaye Kupata Nafasi ya sasa.

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Na kwamba ni kazi sisi ni kutumia
ili kupata user.

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>> Hebu ingawa sasa kutekeleza callback
kazi hiyo ni kweli

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kwenda kupata inaitwa wakati
user imekuwa iko.

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Hebu kwenda mbele na kutangaza kwamba kama vizuri
na kazi callback na hebu

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kuwaita hoja kuwa mimi najua itakuwa
kuwa na kupokea kusema, msimamo.

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Hiyo ni kwenda kuwa, ni zamu nje,
kitu kwamba kwa namna fulani inawakilisha

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nafasi mtumiaji katika dunia.

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>> Kisha ndani ya kazi hii, hebu
pato kwa position.coords tahadhari,

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ambayo inasimamia kwa kuratibu. latitude
na kisha concatenate kwenye

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kwamba comma na nafasi na kisha juu ya
na kwamba, position.coords.longitude.

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>> Hebu kwenda mbele na kuokoa faili hili, wazi
ukurasa katika browser, na kuona kama

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sisi hawawezi kupata mwenyewe.

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http://localhost / geolocation-0.html.

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Na huko mimi, katika Cambridge,
Massachusetts.

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