Substring terpanjang
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
Troubled Tamarin