What is console log in lightning?

What is console log in lightning?

The Lightning Component bundle controller, helper, and renderer are JavaScript, so you can take advantage of that and use console logging. The easiest type of console logging is to just output some string or value or object. It will output an array of objects as an HTML table in the console.

How do I view the console log in Salesforce?

Press F12. In the Tab select “Console” and check the “Preserve Log” checkbox.

How do I use the console log in browser?

Gather Chrome console logs

1. In your Chrome browser, click and then More tools > Developer tools.
2. To the upper right of the Developer tools menu, click the settings icon .
3. Under the Console section, click the following check boxes:
4. At the upper right, to close the page, click .
5. Click the Console tab.

How do I print a Console log?

You should use the console. log() method to print to console JavaScript. The JavaScript console log function is mainly used for code debugging as it makes the JavaScript print the output to the console. To open the browser console, right-click on the page and select Inspect, and then click Console.

How do I view Console in Chrome?

Viewing your messages in the Chrome browser

1. In the Chrome browser, select the Customize and control Google Chrome icon.
2. Select Tools > JavaScript Console. Chrome Developer tools.
3. In the DevTools panel, with the Console menu item selected, you should see your console messages displayed here. Chrome Console.

How to show console log in developer console for lightning controller?

You can use console.log the similar way you do in javascript. This is how you can write console.log in you lightning controller or helper. You can not see console.log in devloper console but you can see that on browser as mustafa mentioned you need to use the syntax in your code. Run the app or component, press f12 and you can see console logs.

How to write JavaScript for lightning Web Components?

Code snippets for JavaScript – Pre-defined code snippets to make writing Lightning web components with JavaScript easier. Start typing ‘lwc-‘ within a Lightning web component JavaScript file to see the list of available snippets. What about using the developer console with Lightning Web Components?

Where does console.log show up in Force.com?

Here’s the secret. console.log () is a javascript-level function that outputs NOT to the force.com developer console Logs window (which is where Force.com calls like System.Debug show up) but to the browser developer console.

Where do I find Lightning console in chrome?

So, for example, if you’re building a Lightning App, after you click Preview in the Force.com Developer Console, and a new browser window opens up, you then need to open that new window’s developer tools, from your Chrome or Safari or whatever, and click its “console” tab.