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What is a radio button widget?
A radio button is a form control that allows a user to choose a single option from among several. For example, if a user is asked to enter a phone number, they could then choose from a group of radio buttons to indicate whether the number is for their home, work, or cell phone.
How do I tick a radio button?
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> .
What are the buttons on a radio called?
Radio buttons were named after the physical buttons used on older radios to select preset stations. Taken from Wikipedia: Radio Button. It was named this because on old radio buttons, you could only select one option at a time, rather than checkboxes, where multiple options can be selected. Save this answer.
