程嶏清单8-4.txt

来自「< linux网络编程工具>>配套源码」· 文本 代码 · 共 8 行

$little = "John Smith";
$big = uc($little); 
print "Big: $big\n";
$little = lc($big); 
print "little: $big\n";
print ucfirst($little),"\n";
print lcfirst($little);