Answers for "select option get selected text"

get text of selected option jquery

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

get option value jquery

<select id="state">
    <option value="state1" data-id="1">state1</option>
    <option value="state2" data-id="2">state2</option>
    <option value="state3" data-id="3">state3</option>
</select>

$('#state option[data-id="2"]').val();

//output state2