How to remove selected option from the option list in select2 multiselect and show selected options in the order they are selected

Question

I have select2 multi select field in my form where I want to remove the selected option from the dropdown list after it is selected and again add it to the list if it is removed

Answer 1

$(document).ready(function(){
  $('#dynamicAttributes').select2({
        allowClear: true,
        minimumResultsForSearch: -1,
        width: 600
  });
});

this make a error when click the remove sign button

TypeError: this.placeholder is undefined

use

 $(document).ready(function(){
      $('#dynamicAttributes').select2({
            allowClear: true,
            minimumResultsForSearch: -1,
            width: 600,
            placeholder: 'past your placeholder'

      });
});