HTML Radio Buttons — a practical guide to HTML radio buttons with clear examples you can reuse in real projects.
HTML Tutorial Series (31/79). Prefer one article? Read the complete HTML tutorial.
Short description
One name group = one selected value.
Radios
<label><input type="radio" name="plan" value="free" checked> Free</label>
<label><input type="radio" name="plan" value="pro"> Pro</label>