摘要：
<form action="" autocomplete="on"> <input type="submit" value="搜索"> <select name="ss"> <optgroup label="11111"> <option value="A">aaaa</option> <optio 阅读全文
摘要：
<form action=""><input type="checkbox" name="dx" value="a" id="a"> <label for="a">a</label><input type="checkbox" name="dx" value="b" id="b"><label fo 阅读全文
摘要：
<form action="3.html">email:<input type="email" name="email" required="">网址<input type="url" required="">输入手机号码：<input type="tel" required=""><input t 阅读全文