源代码:
<HTML> <HEAD></HEAD> <FONT FACE="'Courier New',Verdana, Arial, Helvetica" SIZE=2> <!DOCTYPE html> <html> <body> <FONT COLOR=#ff0000><?php highlight_string("Hello world! <FONT COLOR=#ff0000><?php phpinfo(); ?></FONT>"); ?></FONT> </body> </html> </HTML>
运行结果：
<HTML> <HEAD></HEAD> <FONT FACE="'Courier New',Verdana, Arial, Helvetica" SIZE=2> <!DOCTYPE html> <html> <body> <FONT COLOR=#ff0000><code><span style="color: #000000"> Hello world! <FONT COLOR=#ff0000><span style="color: #0000BB"><?php phpinfo</span><span style="color: #007700">(); </span><span style="color: #0000BB">?></span></FONT></span> </code></FONT> </body> </html> </HTML>