JSFiddle - React, Tailwind, and code Playground

JavaScript

var a = 'first variable'; //SAMPLE GLOBAL VARIABLE
var b = 'second variable'; //SAMPLE GLOBAL VARIABLE
main();

function iterator(options){
   for(var c in options){
    alert(a + ' ' + options[c]);    
   }
}

function main(){
   iterator({
      a:'5',
      b:'6'
   });
}