bind_example.js

// define our simple function with this.salary abd this tax. 

function getSalary(name, deduction) {
  var takeHomeAmount = this.salary - (this.tax + deduction); 
  console.log(name + " gets a monthly salary of :" + takeHomeAmount)
}

// next we are going create object with matching properties and bind to getSalary() method
// note that our object matches properties with function defined above.
var jessica = { salary : 3000, tax : 100 }
getSalary.bind(jessica, "jessica", 10)()  // jessica gets a monthly salary of :2890