Till here, we have figured out how to find the selected option using jQuery. Now, to find the value of the option,val()method will be used which will help to get the value of the selected element. Syntax: $(selector).val();
<option value="choosea" selected=true>选择A</option> <option value="chooseb">选择B</option> <option value="choosec">选择C</option> </select> <input type="radio" name="sex" value="male" />Male <br> <input type="radio" name="sex" value="female" />Female <br> <input type="c...
楼主看到javascript中写了某个方法这也许是开发者自定义的，也许是框架带的（jquery、ext等），getOptionValue这个方法不是javascript原生的，也就是说，你要在你得代码中看哪里定义了这个方法，都做了什么。我这里只能根据名字猜测一下方法的用处：获取select元素的被选择的值，因为html中option标签只有一种...
$('select').on('change',function(){console.log(this.value);}); In the above example, we have defined the 2selectoptions. The event handler can be bound to theselectbox. When the user selects an option, jQuery will detect that change and thechangefunction is fired. ...
jQuery 检测select中option的改变事件 通过Jquery中的change函数可以用来检测option中修改后的值; 直接使用JavaScript中的onchange在对改变后的值进行用$(this)取值好像有点问题!! <select name="" id="" style="padding-right: 45px;" class="change-device-group"><option value="1">name/option>...
<optionvalue="5">Prof</option> </select> If you wanted to get the string "Mr" if the first option was selected (instead of just "1") you would do that in the following way: 1 2 $("#myselect option:selected").text();
$("#bTrade").change(function() { //jquery 中change()函数 $("#quote").load("ajaxTest.php?name="+$("#bTrade").val()); //jqueryajax中load()函数 }); }); </script> <select name="bTrade" id="bTrade"> <option value="a">a</option> ...
<option value="Vishal ">Vishal </option> <option value="Gaurav">Gaurav</option> <option value="Dhanpat">Dhanpat</option> </select> <input type="button" id="btnSelectedItems" value="Selected Items" /> Here is the jquery script: ...
Description:Retrieve one of the elements matched by the jQuery object. version added:1.0.get( index ) index Type:Integer A zero-based integer indicating which element to retrieve. The.get()method grants access to the DOM nodes underlying each jQuery object. If the value ofindexis out of boun...
dropdownlist not displaying the selected value Dropdownlist - Add "Please Select" as first option Dropdownlist - Set datatextfield equal to multiple columns DropdownList and Setting Selected Value DropDownList binding get Databinding methods such as Eval(), XPath(), and Bind() can only be used in...