Basic call () Syntax The call () method is used to call a function with an object as an argument. The call () method takes this as the first argument. Additional arguments are passed as a comma-separated list.

Jul 10, 2025 · Normally, when calling a function, the value of this inside the function is the object that the function was accessed on. With call(), you can assign an arbitrary value as this when calling an …

Jul 11, 2025 · It can be used to invoke (call) a method with an owner object as an argument (parameter). This allows borrowing methods from other objects, executing them within a different context, …

Summary Use the function keyword to declare a function. Use the functionName() to call a function. All functions implicitly return undefined if they don’t explicitly return a value. Use the return statement to …

The JavaScript Function call () method calls a function with a given this value and arguments provided individually. The call () method calls a function by passing this and specified values as arguments.

Learn how to effectively call functions in JavaScript, including syntax, examples, and best practices for function invocation.

Oct 13, 2025 · Learn how to define and call functions in JavaScript with simple examples. Understand parameters, return values, and function invocation step-by-step.

JavaScript Functions In this tutorial you will learn how to define and call a function in JavaScript. What is Function? A function is a group of statements that perform specific tasks and can be kept and …

It shows you exactly how to invoke a function. In the next slide (the one you're mentioning) they give you another function and ask you to invoke it using the same approach as the last slide.

Unsure how to call a function in javascript? Check out this article because we have got you covered, from four ways to call a function and the easiest methods.