Radio Button Code:
The first hidden input is used to save the data you choose
Input value changes to use JS to control, I am here with jquery, you can download a, JS code as follows
The server gets the foreground data code:
String a=req.getparameter ("Quest1");So, depending on the value of a, you know which one you chose.
This article mainly introduces the pure CSS Implementation Radio and checkbox implementation of the relevant data, the content is very good, and now share to everyone, but also for everyone to do a reference.
Radio-and-checkbox
Pure CSS implements radio and checkbox implementation effects
Reset-radio
This article mainly introduces JQuery's method for controlling Radio selection, involving jQuery form operations and mouse event responses. For more information, see the following example. Share it with you for your reference. The details are as follows:
Method 1:
$(function () { $("#spanNan").click(function () { $("#Radio1").attr("checked", true); $("#Radio2").attr("checked", false); }); $("#spanNv").click(function () { $("#Radio2").attr(
is used as a parameter to create a single-choice button function (indicating that the single-choice button belongs to this linked list group ).3. Add the single-choice button to the container.4. The single-choice button is displayed.*/Gslist group = NULL;Gtkwidget * radio;Gtkwidget * box;
Radio = gtk_radio_button_new_with_label (group, "first ");Gtk_box_pack_start (gtk_box (box),
UseJquery gets the radio ValueThe most important thing is to master the use of the jquery selector. in a form, we usually need to obtain the value of the selected radio item, so we need to add checked for filtering, for example, there are some radio items as follows:
1.
input
type
=
"radio"
name
=
"testradio"
valu
JS Select RadioButton Drop-down menu check box drop-down list radio button value
Select a value for RadioButtonfunction Chooseradiovalue (radioname,value){var radio = Document.getelementsbyname (Radioname);for (var i = 0;i {if (Radio[i].value = = value)Radio[i].checked = true;}}
Select the specified value for the
Gets the value of a set of radio selected itemsvar item = $ (' input[@name =items][@checked] '). Val ();Gets the text of the Select selected itemvar item = $ ("select[@name =items] option[@selected]"). Text ();The second element of the Select Drop-down box is the currently selected value$ (' #select_id ') [0].selectedindex = 1;
Radio the second element of a radio
1. To get the selected value, three methods are available:$ (' input:radio:checked '). Val ();$ ("input[type= ' Radio ']:checked"). Val ();$ ("Input[name= ' rd ']:checked"). Val ();2. Set the first radio to the selected value:$ (' Input:radio:first '). attr (' checked ', ' checked ');Or$ (' Input:radio:first '). attr (' checked ', ' true ');Note: attr ("Checked", ' checked ') = attr ("Checked", ' true ') =
The following article describes how to use vrouters for Radio and Television Broadband. Most of my friends may use broadband for radio and television in their homes or in their stores. As we all know, Radio and Television Broadband prices are cheap, and the annual subscription is not limited, but if there are two or more simultaneous Internet access in the House,
Title > Title > Script SRC = "JS/jquery-1.7.2.min.js" > Script > Script Type = "Text/JavaScript" > $ ( Function (){ // No selected by default // First, judge whether radio has selected items and then obtain the selected values. $ ( " # Btnclick " ). Click ( Function (){ // Obtains the Value Attribute of the selected item. VaR Chkradio = $ ( ' Input:
As jquery has become more and more important, more and more friends are being used. In the web, because controls such as checkboxes, Radiobutton, DropDownList, and so on are used more frequently, they are related to the operation of these controls in jquery. Since the version of jquery is updated very quickly, the code has changed a lot, the following jquery code is suitable for query1.4 version above.Radio1. To get the selected value, three methods are available:$ (' input:radio:checked '). Val
Jquery radio, checkbox, select, radio, checkbox, select, and related
Obtains the value of a set of Radio selected items.
VaR item = $ ('input [@ name = items] [@ checked] '). Val ();
Obtain the text of the selected select item.
VaR item = $ ("select [@ name = items] Option [@ selected]"). Text ();
The second element in the select drop-down box is the selected val
Goals: 1. Click "anonymous group" to automatically jump to the "private group" and "Access Control" group member "of the member type"
2. Click "public group" to automatically jump to: member type "real-name group"
The first is to obtain the click radio event. The jquery library is used to determine the radio after the event is obtained. Then, the radio is che
Based on the above article, we describe how to manipulate check boxes and radio boxes in form elements.One, check boxNote that the input tag is placed in the label tag so that it is reflected when the text is clicked.If selected, call $ ("#item"). Prop ("checked") returns True, otherwise falseYou can also use the Prop method to select or deselect the checkboxes by using the JS code.Second, radio button1. Ba
Sample Code of JQuery to determine whether radio is selected and obtain the selected value, jqueryradio
Other radio operations will be added later. Directly upload the code. Do not forget to reference the JQuery package.
Comments: var boolCheck = $ ('input: radio [name = "sex"] '). is (": checked"); better, this method is more concise
Is () Checks Matching Eleme
This digest from: http://www.cnblogs.com/xcj1989/archive/2011/06/29/JQUERY_RADIO.html /*---------------------------jquery Determines whether radio is selected, gets the selected value----------------------------------*/ Additional to the radio operation function, later in the Add. Directly on the code, don't forget to refer to the jquery package DOCTYPE HTML Public "-//W3C//DTD XHTML 1.0 transitional//en"
Using the DOM to set up a text box
1. Control the number of characters entered by the userFor single-line text boxes and password entry boxes, you can use the MaxLength property to control the number of characters entered by the user.For multiline text, MaxLength is a custom attribute with the maximum number of characters entered, and the onkeypress returns the LessThan () function return value when the event occurs, as followsDetailed codefunction LessThan (Otextarea) {Returns whether the numbe
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.