Implement Your Own Call, Bind, Apply

call,bind,apply these three functions are very useful in everyday development, What exactly did they do? Let’s break it down. calluse case: var person = { name: "leo", sayName(greetings) { console.log(greetings, this.name); }, }; var anotherPerson = { name: "norris", }; person.sayName.call(ano..