源代码:
<HTML> <HEAD></HEAD> <FONT FACE="'Courier New',Verdana, Arial, Helvetica" SIZE=2> <!DOCTYPE html> <html> <body> <FONT COLOR=#ff0000><?php echo(ceil(0.60) . " "); echo(ceil(0.40) . " "); echo(ceil(5) . " "); echo(ceil(5.1) . " "); echo(ceil(-5.1) . " "); echo(ceil(-5.9)); ?></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>1 1 5 6 -5 -5</FONT> </body> </html> </HTML>