javascript - input和:input有什么区别

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What's the purpose of a leading colon in a jQuery selector?
                                
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                            Input vs :Input in jQuery
                                
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我看过选择input的两种方法：

$("input")

和

$(":input")

它们之间有什么区别吗？

最佳答案

$("input")仅选择<input>元素。

$(":input")是jQuery extension，将选择以下元素：<input>，<select>，<textarea>和<button>

Example