源代码 ：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>开源教程(ossoft.cn)</title> </head> <body> <p>注意write()方法不会在每个语句后面新增一行：</p> <pre> <script> document.write("Hello World!"); document.write("Have a nice day!"); </script> </pre> <p>注意writeln()方法在每个语句后面新增一行：</p> <pre> <script> document.writeln("Hello World!"); document.writeln("Have a nice day!"); </script> </pre> </body> </html>
运行结果