node_modules/uncrustify/tests/input/ecma/example-1.es

x = 0; // A global variable
var y = 'Hello!'; // Another global variable
 
function f(){
  var z = 'foxes'; // A local variable
  twenty = 20; // Global because keyword var is not used
  return x; // We can use x here because it is global
}
// The value of z is no longer available