How do I activate a textbox if I select an option in drop down box?

How do I activate a textbox if I select an option in drop down box?

Enable text box onchange drop down menu

1. Attatch an onChange event to your dropdown, which calls your evaluation function.
2. Each time the evaluation function is called, evaluate the selectedIndex.
3. If the selectedIndex is == to OTHER, then use the DOM to enable your textbox. Otherwise, disable your textbox.

How do you show a hidden textbox when a specific option is selected?

Select tag If I choose Option 1, the text field remains hidden. If I choose Option 2 the result is the same as the first one. If I choose Option 3 the text field will be visible. If I choose another option, say Option 2 back again, the text field will be hidden.

How do I insert a textbox in dropdown?

Add TextBox value to DropDownList or Html SELECT using jQuery. You have a dropdownlist or an HTML Select with you. You now want to add additional options to the SELECT which you enter in the textbox, on the click of a button. Here’s how to do so using jQuery.

How do I get the text value of a selected option?

Get Selected Option Text of HTML SELECT using jQuery

1. <option value=”1″>Yesoption>
2. <option value=”2″>Nooption>
3. $(“#demo”).live(“click”, function () {
4. //Get text or inner html of the selected option.
5. var selectedText = $(“#mySelect option:selected”).html();
6. alert(selectedText);
7. });

How do I get option text?

1. If there is only one select tag in on the page then you can specify select inside of id ‘list’ jQuery(“select option[value=2]”). text();
2. To get selected text jQuery(“select option:selected”). text();

How do I get the select box value?

Get Value or Selected Option in Select Box

1. Use the value property of the select list.
2. Use the selectedIndex property.
3. Loop through the options and determine which one is selected and return either its value or a reference.

How can I get multiple selected values of select box in jQuery?

With jQuery, you can use the . val() method to get an array of the selected values on a multi-select dropdown list.

How do I know which option is selected in HTML?

Select selectedIndex Property

1. Select the <option> element with index “2”: getElementById(“mySelect”). selectedIndex = “2”;
2. Deselect all options: getElementById(“mySelect”). selectedIndex = “-1”;
3. The selectedIndex property will return “-1” if no options are selected: getElementById(“mySelect”). selectedIndex;

How do I get the value of a radio button?

To get the value of selected radio button, a user-defined function can be created that gets all the radio buttons with the name attribute and finds the radio button selected using the checked property. The checked property returns True if the radio button is selected and False otherwise.

What is difference between check box and radio button?

A checkbox allows you to choose one or many options to be selected from a list of options….Difference between radio button and checkbox.

Radio button	Checkbox
It is used when you want to limit the users choice to just one option from the range provided.	It is used when you want to allow user to select multiple choices.

Which radio button is selected?

To check which radio button is selected in a form, we first get the desired input group with the type of input as an option and then the value of this selection can then be accessed by the val() method. This returns the name of the option that is currently selected.

Is checked Javascript radio button?

Using Input Radio checked property: The Input Radio checked property is used to return the checked status of an Input Radio Button. Use document. getElementById(‘id’). checked method to check whether the element with selected id is check or not.

How do you check radio button is checked or not?

Input Radio checked Property

1. Check and un-check a specific radio button: function check() {
2. Find out if a radio button is checked or not: getElementById(“myRadio”).
3. Use a radio button to convert text in an input field to uppercase: getElementById(“fname”).
4. Several radio buttons in a form: var coffee = document.

How do you check if a checkbox is checked JavaScript?

Checking if a checkbox is checked

1. First, select the checkbox using the selecting DOM methods such as getElementById() or querySelector() .
2. Then, access the checked property of the checkbox element. If its checked property is true , then the checkbox is checked; otherwise, it is not.

How can I check if a radio button is checked?

“react check if radio button is checked” Code Answer

1. var SearchResult = React. createClass({
2. getInitialState: function () {
3. return {
4. site: ”,
5. address: ”
6. };
7. },
8. onSiteChanged: function (e) {

How can I get radio button checked?

You can check a radio button by default by adding the checked HTML attribute to the element. You can disable a radio button by adding the disabled HTML attribute to both the and the .

How can I create my own radio button?

How To Create a Custom Radio Button

1. display: block; position: relative; padding-left: 35px;
2. position: absolute; opacity: 0; cursor: pointer;
3. position: absolute; top: 0; left: 0;
4. background-color: #ccc;
5. background-color: #2196F3;
6. content: “”; position: absolute; display: none;
7. display: block;
8. top: 9px; left: 9px;

How do radio buttons work HTML?

Radio buttons are normally presented in radio groups (a collection of radio buttons describing a set of related options). Only one radio button in a group can be selected at the same time. Note: The radio group must have share the same name (the value of the name attribute) to be treated as a group.

What is the use of checkbox in HTML?

The HTML <checkbox> tag is used to define the square boxes. It is a form element which allows users to select one or more options from the given options.

How do I get radio buttons in one line?

add a class=”radio” to your radio boxes and an input. radio {width: auto;} to your css. Put them both to display:inline .