jQuery to enforce maxlength for textarea elements.

gistfile1.txt

// jQuery to enforce maxlength for textarea elements.
(function(){
  var check = function(e) {
    var max = $(e).attr('maxlength');
    if (e.value.length > max) {
      e.value = e.value.substr(0, max);
    }
  };

  $('body').on('keydown', 'textarea[maxlength]', function(){ check(this); });
  $('body').on('keyup', 'textarea[maxlength]', function(){ check(this); });
  $('body').on('change', 'textarea[maxlength]', function(){ check(this); });

})();