JavaScript can "display" data in different ways: Writing into an HTML element, using innerHTML or innerText. Writing into the HTML output using document.write(). Writing into an alert box, using window.alert(). Writing into the browser console, using console.log(). To access an HTML element, you can use the document.getElementById(id) method.

Jan 23, 2025 · Syntax:console.log("");Parameters: Any message either number, string, array object, etc. Return value: It returns the value of the parameter given. Using 2 min read

Apr 18, 2018 · This interactive tutorial shows you how to run JavaScript in the Chrome DevTools Console. See Get Started With Logging Messages to learn how to log messages to the Console. See Get Started With Debugging JavaScript to learn how to pause JavaScript code and step through it one line at a time.

The console object provides access to the browser's debugging console. The console object is a property of the window object. The console object is accessed with: Creates a new inline group in the console. This indents following console messages by an additional level, until console.groupEnd () is called. Creates a new inline group in the console.

Jul 30, 2020 · In this article, we’ll walk through how to open the developer console and run JS code right in your browser! The steps to opening the console may be slightly different depending on the browser you use as well as your computer’s operating system.

Jul 12, 2023 · When you press Enter, the Console runs the JavaScript command (expression or statement), displays the result, and then moves the cursor down to allow you to enter the next JavaScript command. The Console helps you write complex JavaScript using autocompletion.

May 19, 2022 · Within the Console, you can type and execute JavaScript code. Start with an alert that prints out the string Hello, World!: alert ("Hello, World!"); Once you press the ENTER key following your line of JavaScript, an alert popup will appear in your browser:

Nov 23, 2017 · Basically, there are two cases here: Your function is in global scope. In that case, simply open a console and call it yourFunction() Your function is scoped inside some other function (s) and is not accessed globally.

Nov 29, 2023 · When running JavaScript in your browser, console logs are visible in your browser's developer console. In this article, we'll take a look at what the console can do and some of the lesser-known methods that you might find useful or just plain fun.

To open the console, use the Ctrl + shift + I or Cmd + shift + I key. Below, we will cover some methods of the console object with examples. You can use the console.log () method to print the message in the debugging console. It takes the expression or text message as an argument. Follow the syntax below to use the console.log () method.