Chrome Developer Tools is a powerful tool for debugging and profiling websites. It allows developers to inspect page elements, edit CSS styles, debug JavaScript, log console messages, profile performance, and more. Some key features include the Elements panel for inspecting DOM elements, the Styles panel for editing CSS, the Console for debugging JavaScript, the Network panel for profiling network requests, and support for debugging mobile apps on actual devices. Overall, Chrome Developer Tools is a very useful tool that can help developers build and optimize high quality websites.

1. Google Chrome Developer Tools 呜龙 [email_address]

2. Chrome Developer Tools VS firebug 向左 ? 向右 ?

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4. Chrome Developer Tools VS firebug 有一种速度 叫 chrome.......

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6. Chrome Developer Tools: Overview

7. Elements DOM Elements Tree Box Model Properties Event Listeners Search The Elements panel supports XPath and CSS selectors as queries , in addition to plain text #id .cls tag

8. Style panel Computed Style Pane Styles Pane Viewing Styles Editing Styles Adding New Rules and Properties Metrics Pane Pseudo element Persisting Changes

9. unit delta 0.1 unit: Alt-Up/Down (or plain Up/Down if the current value is in the range of [-1; 1]) 1 unit: Up/Down (for values greater than 1 or less than -1) 10 unit: Shift-Up/Down or PageUp/PageDown 100 unit: Shift-PageUp/PageDown style

10. Resource panel Frame resources easy to get a iframe HTML5 Databases Cookies

11. Script panel Breakpoints Exceptions

12. exceptions Tracking exceptions Viewing exception stack trace Pause on exceptions Printing stack traces Error.stack console.trace() console.assert() Handling exceptions at runtime using window.onerror exception

13. Breakpoints Regular JavaScript Breakpoints Breakpoints in Dynamic JavaScript Pause on Next JavaScript Statement Pause on Exceptions Pause on Uncaught Exceptions Breakpoints on DOM Mutation Events Breakpoints on XHR Breakpoints on JavaScript Event Listeners Breakpoints

14. Timeline For advanced timing and speed analysis

15. Profiles Panel For advanced timing and speed analysis

16. console toggle the Console using the Escape key console api tricks ajax append child nodes up down arrow tab suggetions

17. console api clear() log info warn error assert debug count time others....

18. Remote Debugging chrome --remote-debugging-port=9222

19. shortcut shortcut esc :console toggole jump to line:control+g clear:contronl+l

20. settings

21. do more.... live auto save http://addyosmani.com/blog/autosave-changes-chrome-dev-tools/ https://github.com/NV/chrome-devtools-autosave chage skin http://darcyclarke.me/design/skin-your-chrome-inspector/ reference http://code.google.com/chrome/devtools/

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