JSFiddle - React, Tailwind, and code Playground

by refhat

JavaScript

var foo = function(){};
foo.prototype.value = 5;
var f = func();
foo.prototype.addValue = function(){ foo.value = 6; }
function bar()
{
func(); // I'm running the function!
}
bar(foo.addValue); // pass in the function 
alert(foo.value); // it's now 6!