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[일단만드는자바스크립트] 로또 번호 추첨기
밀루루
2022. 5. 11. 00:44
실행결과
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<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>로또 번호 추첨기</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<h1>로또 번호 추첨기</h1>
<script>
var lotto = [];
while (lotto.length < 6) {
var num = parseInt(Math.random() * 45 + 1); //1~46
if (lotto.indexOf(num) == -1) { //중복되는지 검사
lotto.push(num);
}
}
lotto.sort((a,b)=>a-b); //오름차순으로 정렬
document.write("<div class='ball ball1'>" + lotto[0] + "</div>");
document.write("<div class='ball ball2'>" + lotto[1] + "</div>");
document.write("<div class='ball ball3'>" + lotto[2] + "</div>");
document.write("<div class='ball ball4'>" + lotto[3] + "</div>");
document.write("<div class='ball ball5'>" + lotto[4] + "</div>");
document.write("<div class='ball ball6'>" + lotto[5] + "</div>");
</script>
</body>
</html>
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.ball {
float: left;
width: 60px;
height: 60px;
line-height: 60px;
font-size: 28px;
border-radius: 100%;
text-align: center;
vertical-align: middle;
color: #fff;
font-weight: 500;
text-shadow: 0px 0px 3px rgba(73, 57, 0, .8);
margin-right: 6px;
}
.ball1 {
background: #fbc400;
}
.ball2 {
background: #69c8f2;
}
.ball3 {
background: #ff7272;
}
.ball4 {
background: #aaa;
}
.ball5 {
background: #b0d840;
}
.ball6 {
background: #c7c7c7;
}
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