The Java regular expression gets the host example of the url
- 2020-04-01 03:00:34
- OfStack
public static String getHost(String url){
if(url==null||url.trim().equals("")){
return "";
}
String host = "";
Pattern p = Pattern.compile("(?<=//|)((\w)+\.)+\w+");
Matcher matcher = p.matcher(url);
if(matcher.find()){
host = matcher.group();
}
return host;
}