Sample use case Regular Expression 

readme.md

Sample use case Regular Expression 

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Find this at dartpad.dartlang.org/?source=5ecece82-2171-40cb-b465-eaeb494e3e71.

Created with <3 with dartpad.dartlang.org.

main.dart

void main() {
  
  ///
  /// sample using regexp to parse log 
  ///
  RegExp regExp = new RegExp(r"^(.*m)(\d{1,2}:\d{1,2}:\d{1,2},\d{1,3}) ([^\s]+) (.*)");
  var input ="""
  [0m[31m22:25:57,366 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-8) MSC000001: Failed to start service jboss.deployment.unit."bad.war"
  """;
  var matches = regExp.allMatches(input);
  Match match = matches.elementAt(0);
  match.groupCount;
  print(match[1]);
  print(match[2]);
  print(match[3]);
  print(match[4]);
}