https://www.elife.co.jp/wp-content/themes/elife/js/custom.js?ver=5.8.17

1$(function(){
2  
3  // Tab nav
4  $('[data-tab-toggle]').on('click', function() {
5    $(this).toggleClass('is-open')
6    $('[data-tab-content]').slideToggle()
7  });
8
9  $(document).on('change', '.upload-file-default', function(){
10    var file = $(this).prop('files')[0];
11    var selecter = '#upload_file_name_' + $(this).attr('id');
12    $(selecter).text(file.name);
13  });
14
15  $('.mwform-file-delete').on('click', function() {
16    var selecter = '#upload_file_name_' + $(this).data('mwform-file-delete');
17    $(selecter).text("");
18  });
19
20});