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To allow only one radio button to be checked from a bunch of radio buttons, make the name of all radio button same. For example the below code has 3 radio button but only one radio button can be checked: <input type="radio" name="gender" value="male" id="mRadio"> Male<br>

Get the value of selected radio button: querySelector() Remember you need to specify the name property of the radio button in HTML code. It is used as document. querySelector('input[name="JTP"]:checked') inside the <script> tab to check the selected radio button value from the group of radio buttons.

<input> elements of type radio are generally used in radio groups—collections of radio buttons describing a set of related options. Only one radio button in a given group can be selected at the same time. Radio buttons are typically rendered as small circles, which are filled or highlighted when selected.

A radio button in an html document has a tagname input and it has a type attribute set to radio. We can select a radio button by using the click() method after identifying it. Let us see the html code of a radio button. To identify it with a value attribute we have to use the xpath or css locator.

Radio Button input controls are created by using the “input” element with a type attribute having the value as “radio”. Example: In this example, we simply select the correct option from the given options using the radio button.

Radio buttons allow the user to select one option from a set. You should use radio buttons for optional sets that are mutually exclusive if you think that the user needs to see all available options side-by-side.

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