jQuery #id 选择器
定义和用法
#id 选择器用于选择具有特定 id 的元素。
id 指的是 HTML 元素的 id 属性。
注意：id 属性在文档中必须唯一。
注意：不要以数字开头 id 属性。这可能会在某些浏览器中导致问题。
语法
$("#id")
| 参数 | 描述 |
|---|---|
| id | 必需。指定要选择的元素的 id |
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