The Object Selector 元件列表
The Adapter base classes send the Adapter-specific Record object to the Function Selector.
Adapter基类将Adapter特定的Record对象发送到函数选择器。
The $() function returns a jQuery object containing all the elements that match the CSS selector.
$()函数返回一个含有所有与 CSS 选择器匹配的元素的 jQuery 对象。
Perhaps most powerful is the find function, which allows you to use a jQuery selector to search through the descendants of elements in your jQuery object.
find函数或许是功能最强大的函数，它允许使用jQuery选择器搜索jQuery对象中元素的后代元素。
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