get option value code example
Example 1: jquery get selected option value
var selectedOptionText = $('#mySelectID').find(":selected").text();
var selectedOptionVal = $('#mySelectID').find(":selected").val();
Example 2: get selected option value
var conceptName = $('#aioConceptName').find(":selected").val();
Example 3: 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();
Example 4: select box get value
var sel = document.getElementById('scripts');
console.log( sel.value );