What is anonymous function in JavaScript ?

What is anonymous function in JavaScript ?

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What is an Anonymous Function?

An anonymous function in JavaScript is a function that does not have a name. Instead of defining a function with a specific identifier, you create a function expression and use it directly where it is needed. Anonymous functions are commonly used for quick tasks where defining a named function would be unnecessary or cumbersome.

Syntax of an Anonymous Function

Anonymous functions are typically defined using function expressions. Here’s the basic syntax:

var functionName = function() {
  // Function code here
};

In this syntax, the function is assigned to a variable, but the function itself does not have a name.

Characteristics of Anonymous Functions

1. No Name: Anonymous functions do not have a name, which means they cannot be directly referenced outside their immediate context.
2. Function Expressions: They are defined as part of a function expression rather than a function declaration.
3. Often Used Inline: They are frequently used as arguments to other functions, particularly…