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JS第一课2019/10/21
西门吃雪
Original
731 people have browsed it

10月21号作业
1、把js变量、语句、表达式例子联系一遍
2、函数定义及调用、匿名函数联系一遍
3、作业发到博客上

指针就是指向内存地址

console.log()

与alert的简单区别

console.log在控制器中运行  但是浏览器不显示

alert会弹出但是有一个致命缺点从上到下必须点击才运行接下来的代码

alert：输出并且弹窗

笔记配图

QQ截图20191028040528.jpg

QQ截图20191028040549.jpg


Correction status：qualified

Teacher's comments：图片拍的看不清
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