源代码:
<HTML> <HEAD></HEAD> <FONT FACE="'Courier New',Verdana, Arial, Helvetica" SIZE=2> <!DOCTYPE html> <html> <body> <FONT COLOR=#ff0000><?php $str = "Welcome to my humble Homepage!"; echo $str." "; echo addcslashes($str,'A..Z')." "; echo addcslashes($str,'a..z')." "; echo addcslashes($str,'a..g'); ?></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>Welcome to my humble Homepage! \Welcome to my humble \Homepage! W\e\l\c\o\m\e \t\o \m\y \h\u\m\b\l\e H\o\m\e\p\a\g\e! W\el\com\e to my hum\bl\e Hom\ep\a\g\e!</FONT> </body> </html> </HTML>