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Tutorial
javascript

Understanding call, apply, and bind in JavaScript 

function greet(greeting, punctuation) {
    console.log(greeting + ' ' + this.name + punctuation);
}

const person = { name: 'Alice' };

const greetPerson = greet.bind(person, 'Hello');
greetPerson('!');  // Output: "Hello Alice!"

In this example, greet.bind(person, 'Hello') returns a new function (greetPerson) with this bound to person and the first argument pre-set to 'Hello'. When greetPerson('!') is called, it outputs "Hello Alice!".

Aug 30, 2024
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