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jQuery .class 选择器

❮ jQuery 选择器

示例

选择所有具有 class "intro" 的元素

$(".intro")
亲自试一试 »

定义和用法

.class 选择器选择所有具有特定类的元素。

类指的是 HTML 元素的 class 属性。

class 属性用于为多个 HTML 元素设置特定的样式。

注意:不要以数字开头 class 属性。这可能会在某些浏览器中导致问题。


语法

$(".class")

参数 描述
class 必需。指定要选择的元素的类

亲自试一试 - 示例

选择所有具有 class "intro" 的 p 元素
如何选择所有具有 class "intro" 的 p 元素。


❮ jQuery 选择器

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