Is It Possible to Pass Function as Parameter in JS

Yes, it is possible to pass a function as a parameter in JavaScript. This is a common feature in JavaScript and is frequently used in higher-order functions, callback functions, and event handlers.

function greet(name) {

    return `Hello, ${name}!`;

}

function displayGreeting(greetingFunction, name) {

    console.log(greetingFunction(name));

}

displayGreeting(greet, 'Alice'); // Outputs: Hello

, Alice!