使用jQuery添加数据后如何执行搜索功能？

$(document).ready(function(){

  $(function(){
    var roles = ["Admin", "User", "Dealer", "Agent", "Buyer", "Guest", "User", "Dealer", "Agent"];

    $.each(roles, function(){
      $(".role_wrapper_2").append("<div class='roles_approval'><span>" + this + "</span></div>");
    });
  });
});$(document).ready(function(){

  $(