Yakagadziriswa: jquery kusasarudza sarudzo

Dambudziko guru nechisarudzo chisina kusarudzwa ndechekuti inogona kukonzera matambudziko paunenge uchiedza kushandisa jQuery kusarudza zvinhu. Kana iwe uine zvakawanda zvezvinhu zvekusarudza, kushandisa iyo isina kusarudzwa sarudzo inogona kuita kuti sarudzo isashande.

$("#myselect option").prop("selected", false);

Iyi kodhi mutsara inoshandisa jQuery kusarudza chinhu chine id "myselect" uyezve zvese zvayo zvemwana sarudzo zvinhu. Kune imwe neimwe yezvinhu izvi sarudzo, kodhi inoisa iyo "yakasarudzwa" pfuma kuti ive yenhema.

Forms

Kune mashoma mashoma akasiyana mafomu aunogona kushandisa mujQuery.

Rudzi rwakareruka rwefomu inzvimbo yemavara. Kugadzira ndima yemavara, iwe unongowedzera iyo inotevera kodhi kugwaro rako:

Iwe unogona ipapo kushandisa iyo GetText() nzira yekuwana kukosha kwemavara ndima.

Iwe unogona zvakare kugadzira textarea fomu nekuwedzera iyo inotevera kodhi kugwaro rako:

Wobva washandisa iyo getText() uye setText() nzira dzekudzora zviri mukati menzvimbo yemavara.

Shanda nemafomu

Pane nzira shoma dzekushanda nemafomu mujQuery. Imwe nzira ndeye kushandisa $.getJSON() basa kuti uwane data kubva pafomu. Iwe unogona ipapo kushandisa iyo data kuzadza zvinhu pane peji.

Imwe nzira ndeye kushandisa $.ajax() basa rekutumira data kubva pafomu kuenda kune server. Sevha inogona kubva yagadzirisa iyo data uye yoidzosera kupeji.

Mazano emafomu mujQuery

UI

Pane matipi mashoma ekushanda nemafomu mujQuery UI. Kutanga, unogona kushandisa zvinhu zvefomu seDOM zvinhu. Izvi zvinoreva kuti iwe unogona kuzvinyengedza senge chero chimwe chinhu chiri mugwaro rako. Chechipiri, unogona kushandisa fomu data kuzadza zvimwe zvinhu pane peji. Chekupedzisira, unogona kushandisa chiitiko chekutumira fomu kuteedzera mushandisi kupinza uye kupindura zvinoenderana.

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