Answers for "javascript validation for only accept A-Z or a-z and no more than 20 characters"

checking if a character is an alphabet in js

function isLetter(str) {
  return str.length === 1 && str.match(/[a-z]/i);
}

Posted by: Guest on May-15-2020

Code answers related to "javascript validation for only accept A-Z or a-z and no more than 20 characters"