([0-9.]*)(\/|:)([0-9]*)

这是正则表达式.第一组给您IP.第三组为您提供端口号.中间组给出分隔符，即/或:用于交替.可以忽略.

Here is the regex . First group gives you IP. Third group gives you the Port number. Middle group gives separator i.e / or : used for alternation. It can be ignored.