Home >Web Front-end >JS Tutorial >jQuery gets (selected) the value in the radio selection, check box, and drop-down box_jquery

jQuery gets (selected) the value in the radio selection, check box, and drop-down box_jquery

WBOY
WBOYOriginal
2016-05-16 16:58:59941browse

The example is as follows:

Copy the code The code is as follows:




MyHtml.html</title> ;</P> <P><meta http-equiv="keywords" content="keyword1,keyword2,keyword3"><br><meta http-equiv="description" content="this is my page"><br> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <p><!--<link rel="stylesheet" type="text/css" href="./styles.css">--><br><script type="text/javascript " src="jquery-1.3.min.js"></script><br><script type="text/javascript"><br>function aa(){<br>// Get radio selection The value of the button<br>var a = $("input[name='sex'][checked]").val();<br>alert(a);<br>}<br>function bb(){ <br>// Returns true if selected, otherwise returns false<br>var c = $("#a").attr("checked");<br>alert(c);</p> <p>// Get the value of a single check box<br>var d = $("input[name='checkName'][checked]").val();<br>alert(d);</p> <p>// Get the values ​​of multiple check boxes<br>$("input[name='checkName'][checked]").each(function(){<br>if(this.checked)<br>alert($(this).val());<br>});<br>}</p> <p>function checkWeek(){<br>//var $param = {};<br>$("#mPrefType").each(function(){<br>// var key = $(this). attr("name");<br>// if(!$param[key])<br>// $param[key] = [];<br>// Get value<br>var value = $ ("##mPrefType option:selected").val();<br>alert(value);<br>// Get the required value<br>var name = $("##mPrefType option:selected"). text();<br>alert(name);<br>});<br>}<br></script><br></head></p> <p><body><br>Number:<input type = "text" value ="" name ="num1"/><br><br>Number:<input type = "text" value ="" name = "num2"/><br><br><input type = "radio" value = "a" name = "ss" />a<br><input type = "radio " value = "b" name = "ss" />b<br><input type = "radio" value = "c" name = "ss"/>c<br><input type = "radio " value = "d" name = "ss" >d<br><br><input type = "submit" value = "submit"/> <br><br><hr><br> <input type="radio" value="Male" name="sex" id="1" onclick="aa()"/>Male<br><input type="radio" value="Female" name="sex" id="0" onclick="aa()"/>Female<br><br><input type="button" value="Gender of your choice" onclick="aa() "/><br><br><hr><br><input type="checkbox" name="checkName" value="aa" id="a"/>aa<br>< input type="checkbox" name="checkName" value="bb" id="b"/>bb<br><input type="checkbox" name="checkName" value="cc"/>cc <br><input type="checkbox" name="checkName" value="dd"/>dd<br><br><input type="button" value="The value you selected is" onclick= "bb()"/><br><hr><br><ul><br><li>Please select</li><br><li><br><select id="mPrefType" name="mPrefType" class="inputS" onchange="checkWeek()"><br><option value=0>Please select:</option><br><option value= 1>Monday</option><br><option value=2>Tuesday</option><br><option value=3>Wednesday</option><br><option value=4> ;Thursday</option><br><option value=5>Friday</option><br><option value=6>Saturday</option><br><option value=7>Sunday </option><br></select><br></li><br></ul><br></body><br></html> <br></p> </div></div><div class="nphpQianMsg"><div class="clear"></div></div><div class="nphpQianSheng"><span>Statement:</span><div>The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. 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