Very few development shops/companies will go from doing all Visualforce development to doing all Lightning development overnight. Why would a developer use Test. The Component Tree shows you a detailed tree view of the structure of your components. I decided it was worth a shot. var spinner = component.find(spinner); Download a Managed Package from the AppExchange that provides a custom Visualforce page to modify. The Salesforce Lightning Inspector is a Google Chrome DevTools extension that enables you to navigate the component tree, inspect component attributes, and profile component performance. Certified Platform Developer II Exam - Free Actual Q&As, Page 1 Necessary cookies are absolutely essential for the website to function properly. You can see from the image above, narrowing down my list shows that I have one action that produced an error on the Race Tracker page and it was the one to get all the races. Notice how when I select the lightning:select component in the component tree window, that component is highlighted in the browser. ****.visual.force.com/c/****.app?aura.format=JSON&aura.formatAdapter=LIGHTNING_OUT Failed to load resource: the server responded with a status of 404 (Not Found, Failed to save undefined: The attribute "row" was not found on the COMPONENT markup://c:TableRow: Source, 1. Things are just getting really good for this modern development platform. I tried various things and during this process happened to open my Lightning app (the .app file) and changed something and hit Save. Salesforce is a registered trademark of salesforce.com, Inc. Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Lightning Components. But, if I click or do some onchange action, it is not giving me statistics. Lightning Inspector Feature Overview Google Chrome DevTools extension that enables developers to inspect Lightning Apps/Components Key Capabilities Enables developers to navigate the component tree, inspect component attributes, and profile component performance.
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