개발하자/자바스크립트
select 한 option 값을 이용해서 배경색바꾸기 onchange사용의 예
i구야
2015. 2. 26. 11:48
<html>
<head>
<script>
window.onload=function(){
b.onclick=function(){
document.bgColor=sel.value;
}
}
</script>
</head>
<body>
<select id="sel">
<option>red</option>
<option>orange</option>
<option>gray</option>
</select>
<input type="button" id="b" value="배경색상변경하기">
</body>
</html>
<head>
<script>
window.onload=function(){
b.onclick=function(){
document.bgColor=sel.value;
}
}
</script>
</head>
<body>
<select id="sel">
<option>red</option>
<option>orange</option>
<option>gray</option>
</select>
<input type="button" id="b" value="배경색상변경하기">
</body>
</html>
<html>
<head>
<script>
window.onload=function(){
sel.onchange=function(){
document.bgColor=sel.value;
}
}
</script>
</head>
<body>
<select id="sel">
<option>red</option>
<option>orange</option>
<option>gray</option>
</select>
</body>
</html>