var foo = (function { var bar = function { // perform task 3 } return function (a) { if (/*some condition*/) { // perform task 1 bar(); } else { // perform task 2 bar(); } }; }());

A JavaScript function is defined with the function keyword, followed by a name, followed by parentheses (). Function names can contain letters, digits, underscores, and dollar signs …

Feb 15, 2025 · Nested functions in JavaScript are a great way to structure your code, encapsulate logic, and create powerful closures. By understanding how they work and using them …

Dec 8, 2019 · I just want to know how to call a javascript function inside another function. If I have the code below, how do I call the second function inside the first? function function_one() { …

You could make it into a module and expose your inner function by returning it in an Object. function inner() { console.log("hi"); return { inner: inner. };

Jan 7, 2023 · JavaScript allows developers to define functions within other functions, a technique known as nested functions. Nested functions can be useful in a variety of situations, including …

Jan 11, 2024 · Call the outer function to obtain the inner function. Assign the result to a variable if needed. Call the returned inner function separately, either immediately or at a later point in …

Jan 22, 2025 · There is another syntax for creating a function that is called a Function Expression. It allows us to create a new function in the middle of any expression. For example: Here we …

Apr 7, 2025 · The function keyword can be used to define a function inside an expression. You can also define functions using the function declaration or the arrow syntax. statements. } …

Mar 22, 2025 · In JavaScript, a function can be defined based on a condition. For example, the following function definition defines myFunc only if num equals 0: theObject.make = "Toyota"; …