Function validateUsr(username) {

Question

Function validateUsr(username) {

let res = username.split("")
if(res.includes(" ")) return false;
else if(username.length > 4 || username.length < 16) return true;
else{
return false
} } почему не проходит тесты? Write a simple regex to validate a username. Allowed characters are:

lowercase letters,
numbers,
underscore
Length should be between 4 and 16 characters (both included).

#javascript #programming #russian

0

16.03.2021