22. 对s="www.baidu.com"执行s.split(".")后的结果是?( )
A. www.baidu.com
B. ["www","baidu","com"]
C. "www.baidu.com"
D. wwwbaiducom
22. 对s="www.baidu.com"执行s.split(".")后的结果是?( )
A. www.baidu.com
B. ["www","baidu","com"]
C. "www.baidu.com"
D. wwwbaiducom