abstract:<!DOCTYPE html><html><head><meta charset="UTF-8"><title>js变量</title></head><body><div></div> <!-- 1.js中的变量是用于存储信息的
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>js变量</title>
</head>
<body>
<div></div>
<!-- 1.js中的变量是用于存储信息的'容器',变量可以用来存储数字,字符串,数组,布尔值,空(Null)及对象等。
2.js中的就是用var来声明
-->
<script>
var x = 5;
var y = 6;
var z;
var str = 'hello'
var name = 'zoe', age = 30, six = '男';
var arr = ['zoe',30,'男'];
document.write(z = x + y);
document.write("<br>");
document.write(str + "<br>");
document.write(arr);
</script>
</body>
</html>
Correcting teacher:灭绝师太Correction time:2019-02-14 15:27:45
Teacher's summary:完成地方不错,基础是潜移默化的东西,要牢牢掌握哦!