The longest substring

function func(line) {
  let reg = /(\w)\1+/g;
  let longest = line.match(reg).sort((a, b) => {
    a.length - b.length
  }).pop();
  console.log(line + ' : ' + longest);
}

func('ddvvrwwwrggg');
func('sdsffffse');
func('abababaab');
func('aaabbcaaaa');
func('aaaasdfbbbbyyyweryyyuurweuuuuuu');
 Run code snippet

Source: stackoverflow.com

Similar codes

-3 votes133 views3 answers
Toast android
Java
2 votes166 views1 answer
Extend vs implement in java
Java
5 votes175 views2 answers
How to make an int into a string java
Java
0 vote140 views3 answers
Java download image
Java
0 vote180 views3 answers
Uppercase java
Java
253 votes278 views6 answers
Math.random
Java
0 vote175 views1 answer
Add dynamic view in android from xml
Java
21 votes214 views4 answers
Java 2 decimals
Java
9 votes160 views3 answers
Arraylist to java
Java
0 vote180 views2 answers
Transparent dialog in android
Java