欢迎来学JS

var name= "alert";

console.log(name);

var Window = "欢迎来学JS";

console.log(Window);

Prompt = "弹出一个用于输入的对话框,有“确定”和“取消”按钮";

console.log(Prompt);

var dMen="在浏览器中输入";

console.log(dMen);

var dMen="在浏览器中输入";

console.log(typeof dMen);