Inside it define an arrow function with its function body.ĭeclare another parameter as 3000 which is providing a 3 second delay in calling the function after execution.

Steps to delay a function declared inside setTimeout() function − Let’s look into some examples of the setTimeout() function − Example 1: Defining the function i nside the setTimeout() Method SetTimeout ( function(), time in milliseconds) Syntax to delay a function in JavaScript is given as − When function declared inside the setTimeout() method: The setTimeout() method mainly require two one is the function which we need to execute with some delay and the other argument is the time for which we want to delay the function. Let’s deep down into some of the functionalities, syntax and many other things of setTimeout() function. This function allows us to provide a specific delay before executing a function.

To provide delay in JavaScript function we use a global window object named as setTimeout(). Whenever we want to call a function after a specified amount of time than we use the delay function in JavaScript.

In this tutorial, we are going to learn how can we delay a function in JavaScript.

Node js wait 1 second