JSFiddle - React, Tailwind, and code Playground

by remibreton

JavaScript

function somefunction(url){
   this.h_world = function(callback){
      var somedata = 'some data';
      callback(somedata);
   };
}

var hw = new somefunction();
hw.h_world(function(somedata){
    alert(somedata); // Will alert 'some data';
});