Function bind execution time with and without prepending a argurment

function-bind-argument-prepending-performance.js

var title = "Sir,";
var obj = {
  name: 'Ivan'
};

function getName(title) {
  return title + " " + this.name;
}

// Iteration binded function without prepending any argument
fun = getName.bind(obj);
initTime = Date.now();
for (i = 0; i < NUM_ITERATIONS; i++) {
  fun(title);
}
stopTime = Date.now();

console.log('Iterate using binded function without prepending any argument: %s ms', stopTime);

// Iteration binded function prepending a argument
fun = getName.bind(obj, title);
initTime = Date.now();
for (i = 0; i < NUM_ITERATIONS; i++) {
  fun()
}
stopTime = Date.now();

console.log('Iterate using binded function prepending a argument: %s ms', stopTime);