JSFiddle - React, Tailwind, and code Playground

JavaScript

var obj = {
    get_items: function(config, callback){
        
        $.ajax({
            url:'/echo/json/',
            data: { delay: 3 },
            success: callback
        });
        
    }
};

var config = {};

obj.get_items(config, function(resp){
    console.log('ajax call complete');
});