### 返回值:jQuerymouseup([[data],fn])
### 概述
當在元素上放松鼠標按鈕時，會發生 mouseup 事件。
與 click 事件不同，mouseup 事件僅需要放松按鈕。當鼠標指針位于元素上方時，放松鼠標按鈕就會觸發該事件。
### 參數
#### **fn**Function*V1.0*
在每一個匹配元素的mouseup事件中綁定的處理函數。
#### **[data],fn**String,Function*V1.4.3*
**data**:mouseup([Data], fn) 可傳入data供函數fn處理。
**fn**:在每一個匹配元素的mouseup事件中綁定的處理函數。
### 示例
#### 描述:
當松開鼠標按鈕時，隱藏或顯示元素：
##### jQuery 代碼:
~~~
$("button").mouseup(function(){
$("p").slideToggle();
});
~~~
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