jquery option value selector code example

Example 1: select option value jquery

$("select.country").change(function(){
  var selectedCountry = $(this).children("option:selected").val();
  alert("You have selected the country - " + selectedCountry);
});

Example 2: jquery select option by value

$('.id_100 option[value=val2]').attr('selected','selected');

Example 3: jquery selected option value

$(document).ready(function(){
    $("select.country").change(function(){
        var selectedCountry = $(this).children("option:selected").val();
        alert("You have selected the country - " + selectedCountry);
    });