jquery select option by text

1$('#id').children(':selected').text();

1$('#id option:selected').text()

1$( "#myselect option:selected" ).text();

1 $("#mySelect option:selected").html();

1$("#myDropdown option:contains(Option 2)").attr('selected', 'selected');

1<link href="https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/css/select2.min.css" rel="stylesheet" />
2<script src="https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/js/select2.min.js"></script>