TL;DR: The newest features in Chrome DevTools for 2024 include improved performance profiling, streamlined autofill capabilities, scroll-driven animations, enhanced network throttling for WebRTC, and better CSS nesting.
Chrome DevTools are essential to designing and fine-tuning websites and web apps. They allow you to peek under a webpage’s hood, modify its elements, monitor network activity, and diagnose performance issues. Mastering DevTools boosts your workflow and improves the overall developer experience.
This article will look at the top five features recently released in Chrome DevTools.
The Performance panel has been significantly improved to integrate features from Google’s auditing tools and the Performance Insights panel. This integration makes it easier for developers to identify and reproduce performance issues, offering a more powerful and user-friendly interface for all performance data and insights. The focus on UX and usability enhances the effectiveness of the Performance panel as a web performance optimization tool.
To open the enhanced Performance panel in Chrome DevTools, follow these steps:
This action will initiate a performance recording session, in which DevTools records performance metrics as the page loads and then automatically stops the recording a couple of seconds after the load finishes.
DevTools will automatically zoom in on the recording portion where most of the activity occurred, showing the activity during a page load in the Performance panel.
The Autofill panel in Chrome DevTools provides a convenient way to fill forms automatically on websites with saved addresses. This feature allows developers to inspect the mapping between form fields, predicted autofill values, and saved data, streamlining the process of testing and debugging form autofill functionalities.
To utilize the autofill feature in Chrome DevTools, follow these steps:
The Autofill panel in DevTools automatically opens. This panel displays the form fields detected, those inferred by autofill, and the saved values associated with them.
The newly added scroll-driven animation support in the Animations panel allows developers to analyze and debug animations triggered by scrolling. This feature is particularly useful for optimizing performance and ensuring a smooth user experience on webpages with complex animations.
To access the Animations panel in Chrome DevTools, either:
The latest upgrade in Chrome DevTools introduces enhanced packet-related parameters, allowing you to have direct control over your WebRTC app’s performance. This enhancement is especially valuable for testing real-time communication setups independently, without the need for external tools.
The newly introduced parameters include:
These additions allow for more granular control over network conditions, simulating various real-time communication scenarios.
To apply these settings to a WebRTC connection, follow these steps:
Chrome DevTools now make working with complex CSS easier. With better nesting support in the Elements –> Styles section, editing nested CSS rules becomes simpler. This enhancement helps you make styling adjustments faster and more accurately.
Thanks for reading! This blog explored how Chrome DevTools can boost efficiency and help you build better, bug-free websites. The highlighted features will transform your debugging process and enhance your workflow. Keep in mind that mastering these tools requires a shift in how you think about and approach debugging. Happy developing!
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