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jQuery scroll() 方法

❮ jQuery 事件方法

示例

统计某个元素滚动操作的次数

$("div").scroll(function(){
  $("span").text(x += 1);
});
亲自试一试 »

定义和用法

当用户在指定的元素内滚动时,就会发生 scroll 事件。

scroll 事件适用于所有可滚动的元素和窗口对象(浏览器窗口)。

scroll() 方法触发 scroll 事件,或者附加一个函数,在 scroll 事件发生时运行。


语法

触发所选元素的 scroll 事件

$(选择器).scroll() 试一试

附加一个函数到 scroll 事件

$(选择器).scroll(函数) 试一试

参数 描述
function 可选。指定当 scroll 事件被触发时要运行的函数

亲自试一试 - 实例

在不同的滚动位置之间切换类
如何在不同的滚动位置之间切换类。


❮ jQuery 事件方法

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