RUNOOB.COM
源代码：
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>电脑学习网教程(runoob.com)</title> <style> p.uppercase {text-transform:uppercase;} p.lowercase {text-transform:lowercase;} p.capitalize {text-transform:capitalize;} </style> </head> <body> <p class="uppercase">This is some text.</p> <p class="lowercase">This is some text.</p> <p class="capitalize">This is some text.</p> </body> </html>
运行结果