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返回值:jQuerymousedown([[data],fn])

概述

當(dāng)鼠標(biāo)指針移動(dòng)到元素上方,并按下鼠標(biāo)按鍵時(shí),會(huì)發(fā)生 mousedown 事件。

mousedown 與 click 事件不同,mousedown 事件僅需要按鍵被按下,而不需要松開(kāi)即可發(fā)生。

參數(shù)

fnFunctionV1.0

在每一個(gè)匹配元素的mousedown事件中綁定的處理函數(shù)。

[data],fnString,FunctionV1.4.3

data:mousedown([Data], fn) 可傳入data供函數(shù)fn處理。

fn:在每一個(gè)匹配元素的mousedown事件中綁定的處理函數(shù)。

示例

描述:

當(dāng)按下鼠標(biāo)按鈕時(shí),隱藏或顯示元素:

jQuery 代碼:
$("button").mousedown(function(){
  $("p").slideToggle();
});
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