<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
body {
font-family: "Microsoft YaHei", serif;
}
body, dl, dd, p, h1, h2, h3, h4, h5, h6 {
margin: 0;
}
ol, ul, li {
margin: 0;
padding: 0;
list-style: none;
}
img {
border: none
}
</style>
</head>
<body>
<div id="wrap"></div>
<script>
// 程序中是没有连续判断的
var a = 6;
console.log(1 < a < 3);
// 最后结果是true
// 过程是 1<6 ===>true;
// true<3=====>true;
// 想要得到正确的答案得这么写
console.log(a > 1 && a < 3);
</script>
</body>
</html>
Python3Turtle