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>> SPIKA: Hebu kuboresha juu ya kwamba mwisho
mfano kwa kutumia maarufu JavaScript

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maktaba aitwaye jQuery ambayo itaruhusu
sisi kusafisha kanuni zetu wakati bado

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kuepuka suala la sisi yaliyojitokeza
mapema ambapo baadhi ya kanuni kwamba mimi aliandika

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aliuawa mapema kabla ya
mambo mimi zinahitajika kuwepo katika DOM

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kweli ulikuwepo.

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>> Taarifa hapa katika dom-2.html, nina
tag script tayari na sifa

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chanzo ambao thamani ni URL ya
karibuni toleo la maktaba hii.

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Chini ya kwamba nina tofauti script tag
na hakuna chanzo lakini ambapo nimekuwa kushoto

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chumba kwa kweli kuandika
baadhi ya maadili ya yangu mwenyewe.

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code Ningependa kuandika ni kama
ifuatavyo, $, ambayo ni kweli tu

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nukuu shorthand kwa jQuery
yenyewe, (hati).

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Kwa maneno mengine, mimi nina tu kupita kama
hoja ya kazi kuitwa

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jQuery hati, kimataifa
variable, kwamba tayari ipo ndani ya

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ya ukurasa wowote mtandao.

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>> Basi kufanya. Tayari, wito kazi
au njia ambayo unasema kuwa

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chunk zifuatazo ya maadili ya lazima
kunyongwa mara moja hati nzima tu

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ni tayari, hasa hii
bila majina kazi hapa.

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$ "# Demo", ambayo inabainisha kuwa Ningependa
kupata hiki kutoka DOM yangu

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ambaye ni kitambulisho kipekee ni demo.

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Na kisha mara moja tumekuwa wamezipata kwamba, hebu
kujiandikisha na ni tukio handler kwa

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kuwasilisha tukio na kubainisha. kuwasilisha,
kupita kwa kuwa bila

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kazi ambayo anatarajia hoja moja
kwamba tutaweza wito tukio, ambayo ni

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hatimaye kwenda tu kuwa kumbukumbu
wa aina halisi ya

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kuwasilisha tukio tu katika kesi tunatarajia
kama kupata kwamba moja kwa moja.

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>> Wakati huo huo, hebu bayana brace wazi na
brace karibu na ndani ya wale

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braces, hebu kweli kuandika code
kwamba tunataka kunyongwa wakati fomu hii

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ni kuwasilishwa.

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macho "hello," na hebu concatenate juu ya
ili matokeo ya wito $ "# jina"

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ambayo inabainisha kuwa Ningependa kupata
hiki katika DOM yangu ambaye kipekee

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kitambulisho ni jina.

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Na hebu sasa kuwaita kazi ndani ya
kwamba kitu kinachoitwa val ambayo anapata

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thamani textual kwamba
user ni typed in

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Na hebu concatenate juu ya hivyo kwamba,
kwa ajili ya kujifurahisha, Moderators uhakika.

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>> Mwisho, badala ya kurudi uongo kama
hatukuwa kabla ya, hebu kuwa kidogo zaidi

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wazi na bayana kwamba kutokana na kwamba
tukio kitu, tunatarajia kuzuia yake

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default tabia na hasa wito
kazi au njia iitwayo

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kuzuia default kama ifuatavyo.

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event.preventDefault.

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Hebu sasa kuokoa faili na
kufungua it up katika browser yangu.

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http://localhost/dom-2.html

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>> Kuna aina hiyo.

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Hebu pembejeo Daudi.

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Kwenye Kuwasilisha na hello,
David ni nyuma.

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