JavaScript基础语法---流程控制语句

    xiaoxiao2023-03-24  4

      代码:

    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <title>我的个人网站</title> <meta name="Generator" content="EditPlus"> <meta name="Author" content=""> <meta name="Keywords" content=""> <meta name="Description" content=""> <script> /* var arr=new Array(5); arr[0]=1; arr[2]=3; arr[3]="abc"; arr[5]=true; for(var index in arr) { document.write(index+"<br/>"); } for循环对数组的遍历 */ /* for(var properties in navigator) //for(变量 in 对象) { document.write("属性"+properties+",属性值:"+navigator[properties]+"<br/>"); } 对对象的属性进行遍历 */ //作用:1.遍历数组中的所有数组元素 //2.遍历JavaScript对象的所有属性 </script> </head> <body> </body> </html>

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