代码
<!DOCTYPE html>
<html lang="en">
<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>九九乘法表</title>
<style>
body {
background-color: #000;
}
div {
display: inline-block;
text-align: center;
width: 100px;
height: 50px;
line-height: 50px;
border: 1px solid #ffffff;
color: #fff;
margin: 3px;
font-weight: bold;
}
div:hover {
background-color: #fff;
color: #000;
}
</style>
</head>
<body>
<script>
for (i = 1; i <= 9; i++) {
for (j = 1; j <= i; j++) {
document.write(`<div>${j}*${i}=${j * i}</div>`)
}
document.write("<br/>")
}
</script>
</body>
</html>
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