$(() => { $.ajax({ url: '/api/getEducation', success: ((res)=>{ $.each(res['education-part'], function (key, value) { var selected = "" if (res.user.education_part == value.id){ selected = 'selected'; } $('#education_part').append('') }) }) }) $('#education').on('change', () => { $.ajax({ url: '/api/changeEducation', data: { info: 'education', education: $('#education').val() },beforeSend: function (){ $('#education_part').html(''); },success: function (response) { $('#education_part').html('') $.each(response.data, function (key, value) { $('#education_part').append( '' ) }) } }); }) })