Write less words and speak directly in code:
<html> <body> 男性:<input type="radio" id="male" name="xxx"/> <br /> 女性:<input type="radio" id="female" name="xxx"/> <br /> <button onClick="output()">test</button> <script> function output() { if(document.getElementById("male").checked) { alert("1"); } if(document.getElementById("female").checked) { alert("2"); } } </script> </body> </html>
Done.
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