使用jquery进行判断radio单选是否选中并获取选中的value值。
直接上代码:
<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><title>Document</title><script src="/libs/jquery/2.1.4/jquery.min.js"></script><script>function checkRadio(){var item1 = $('input:radio[name=sex]:checked').val();if(item1 == null){alert('选中一个sex');}else{alert(item1);}var item2 = $('input:radio[name=list]:checked').val();if(item2 == null){alert('选中一个list');}else{alert(item2);}}</script></head><body><form action="" method="post"><input type="radio" name="sex" value="boy" />boy<br/><input type="radio" name="sex" value="girl" />girl<input type="radio" name="list" value="十分满意" />十分满意<input type="radio" name="list" value="满意" />满意<input type="radio" name="list" value="不满意" />不满意<br/><button onclick="checkRadio()">单击</button></form></html>