js radio（一）

 

取页面的值

 

<script>   
function choosedWhat(radio){   
for(var i=0;i<radio.length;i++) {   
  if(radio[ i].checked){   
   alert("you choose " + radio[ i].nextSibling.nodeValue + " radio button");
     }   
}   
}   
</script>   

<INPUT type=radio name="radio" CHECKED>1-10 years old


<button onclick="choosedWhat(radio)">View</button>