Web
getElementsByTagName
GOD03219
2018. 10. 19. 11:32
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<html>
<title>10.19</title>
<head>
<script language="javascript">
function f1(){
var arr=document.getElementsByTagName("input");
// var arr=document.getElementsByName("radio");
for(var i=0; i<arr.length;i++){
if(arr[i].type=="radio"&&arr[i].checked){
alert(arr[i].value+"과목을 좋아하시군요!");
break;
};
}
}
</script>
</head>
<body>
<input type="radio" name="sub" value="HTML">HTML
<br>
<input type="radio" name="sub" value="CSS">CSS
<br>
<input type="radio" name="sub" value="HTML">javascript
<br>
<br>
<input type="Button" value="답안 제출" onclick="f1()">
</body>
</html>
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cs |