logProperly.js

for (var i = 0; i < 5; i++) {
  setTimeout(function() {
    console.log(i);
  }, 1000);
}

// How do we fix the above to log what we want it to log?
for (var j = 0; j < 5; j++) {
  // With an IIFE (immediately-invoked function expression)
  // Closures
  (function(j) {
    setTimeout(function() {
      console.log(j);
    }, 1000);
  })(j);
}