標籤：message str mit pop i++ style string addclass lines
jQuery中的:input選取器jQuery中的:input選取器包含input, textarea, select 和 button這些標籤。
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Document</title> <style type="text/css"> ul { margin-left: 20px; color: blue; } li { cursor: default; } span { color: red; } </style></head><body><form> <input type="button" value="Input Button"> <input type="checkbox"> <input type="file"> <input type="hidden"> <input type="image"> <input type="password"> <input type="radio"> <input type="reset"> <input type="submit"> <input type="text"> <select> <option>Option</option> </select> <textarea></textarea> <button>Button</button></form><div id="messages"></div> <script src="jquery-2.1.4.js"></script> <script> $("#messages").text($(":input").length+"："+$("form>*").length) </script></body></html>所以結果為form中的全部元素都會被 :input 選取器選中。
jQuery中的:input選取器
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