Split遇到“.”點注意點
String s = "225.255.255.255"; String[] ips = s.split("\\."); System.out.println(ips.length);
最後更新:2017-04-02 06:52:19
String s = "225.255.255.255"; String[] ips = s.split("\\."); System.out.println(ips.length);
最後更新:2017-04-02 06:52:19