1,HTML source code£º <html> <head> <title>How to use OutputStream</title> </head> <body> <script src="jsjava.js"></script> <script> Console.open(); System.out.println("This is very good!"); System.out.println("Now ok!"); function getNowTime(){ System.out.println("start method"); for(var i=0;i<100;i++){ var str=""; str+=new String(i); } System.out.println("end method"); System.out.println("over"); System.err.println("Error!"); } getNowTime(); //System.exit(0); </script> </body> </html> 2,The display: