selected option data attribute jquery code example

Example 1: jquery select by data attribute

$('div[data-key=value]');

Example 2: select onchange jquery get the selected option data attribute

$('#country').on('change', function(){
    let id = $(this).find(':selected').data('id');
    console.log(id);
  });

Example 3: jquery get option data attribute

$(this).find(':selected').data('id');

Example 4: jquery get data attribute of selected option

$(this).find(':selected').data('id')