Answers for "jquery insert option into select"

jquery add option to select

//add option to select with jQuery
$('#selectID').append($('<option>', {
    value: 1,
    text: 'Option Text'
}));

jquery insert option into select

$('#ID_DO_SELECT').append('<option value="valor">texto</option>');

jquery add items to select input

$("#selectList").append(new Option("option text", "value"));

To append dropdown option using jquery

$('#ddlGroup').append(new Option('Select group', '0'));