파일 목록
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📁 이후
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📁 jquery
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📁 js
- ex10-1.html
- ex10-2.html
- ex10-5.html
- ex8-11.html
- Ex8-4.html
- Example8-2.html
- example9-18.html
- example9-19.html
- Examplt8-3.html
- exapmle9-21.html
- practic9-4.html
- practice 9-6.html
- practice8-1-3.html
- practice8-2.html
- practice8-3.html
- practice8-5.html
- practice8-6.html
- practice8-7.html
- practice9-1.html
- practice9-5.html
- practice9-8.html
- test6.html
- Test8.html
- test9.html
- test9_10.html
- test9_3.html
- test_9._0.html
- win1_ob2.html
- 챌린지 copy.html
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- desktop.ini
- ex10-1,2.html
- ex10-3.html
- ex10-5.html
- Title.png
.jpg){kind=link}
.jpg){kind=link}
.jpg){kind=link}
<!DOCTYPE html>
<html lang="en" ondblclick="randomBackground()">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>자바스크립트 연습</title>
<script>
// function randomBackground() {
// let r = Math.floor(Math.random() * 256); //0~255
// let g = Math.floor(Math.random() * 256);
// let b = Math.floor(Math.random() * 256);
//
// document.body.sytle.backgroundColor = `rgb(${r}, ${g}, ${b})`;
// }
window.ondblclick = function (e) {
let r = Math.floor(Math.random() * 256); //0~255
let g = Math.floor(Math.random() * 256);
let b = Math.floor(Math.random() * 256);
document.body.style.backgroundColor =
`rgb(${r}, ${g}, ${b})`;
}
</script>
</head>
<body>
<h3>바탕 아무 곳에나 더블 클릭</h3>
<hr>
<p>바탕 아무곳이나 <strong>더블클릭</strong>하시면 배경색이 랜덤하게 변경되요!</p>
</body>
</html>