valentincognito
7/1/2019 - 5:50 AM

Regex

nokorea.js
content_copyfile_download
//only letters and numbers (no korean, no special chars)
$('.username').on('keyup', function(e){
  let val =  $(this).val()
  val = val.replace(/[^a-zA-Z0-9]/ig, '')
  this.value  = val
})