<!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>
// && 与 并且
// || 或 或者
// ! 非 取反
// 逻辑运算符仅仅只是做 控制流程 的
var a = true && false; //false
var b = true || false; //true
var c = !true; //false
var d = 5 && 6; //6
console.log(a);
console.log(b);
console.log(c);
console.log(d);
</script>
</body>
</html>
Python3Turtle