程嶏清单8-3.txt

来自「< linux网络编程工具>>配套源码」· 文本 代码 · 共 10 行

$letter = "Hello World!";
$transform = lc($letter);   
print "The result of \"lc\" to \"Hello World!\" is : $transform\n ";
$transform = lcfirst($letter);  
print "The result of \"lcfirst\" to \"Hello World!\" is : $transform\n ";
$transform = uc($letter);   
print "The result of \"uc\" to \"Hello World!\" is : $transform\n ";
$transform = ucfirst($letter);   
print "The result of \"ucfirst\" to \"Hello World!\" is : $transform\n ";