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4 <h1>Chrome Developer Tools
</h1>
6 <section class=
"article-list g-section">
8 <h4 class=
"label">Styles
& the DOM
</h4>
9 <h2>Editing Styles and the DOM
</h2>
11 Use DevTools to do real-time editing of your web page. You can edit the DOM directly or the CSS Style and see your changes rendered immediately.
13 <p><a href=
"docs/dom-and-styles.html">Learn more
</a></p>
14 <img src=
"{{static}}/images/devtools-pillar/dom-pillar.png" alt=
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18 <h4 class=
"label">Mobile DevTools
</h4>
19 <h2>Remote Debugging on Android
</h2>
22 You can now access your Android device directly in DevTools on your dev machine. Just plug it in over USB and you can view and debug!
24 <p><a href=
"docs/remote-debugging.html">Learn more
</a></p>
25 <img src=
"{{static}}/images/devtools-pillar/remote-debugging-pillar.jpg" alt=
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29 <h4 class=
"label">Learn Basics
</h4>
30 <h2>DevTools Overview
</h2>
32 A starting place if you haven't used DevTools before - this page will tell you everything you need to get started with the Chrome DevTools, from how to access the tools to a brief explanation of what the various menus and panels are used for.
34 <p><a href=
"index.html">Learn more
</a></p>
38 <h4 class=
"label">Command-line debugging
</h4>
39 <h2>Using the console
</h2>
41 The Javascript console in DevTools can be used to debug your Javascript code and log diagnostics, or you can also just use it as a shell to try out Javascript commands and interact with pages.
43 <p><a href=
"docs/console.html">Learn more
</a></p>
44 <img src=
"{{static}}/images/devtools-pillar/console-pillar.png" alt=
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48 <h4 class=
"label">Mobile DevTools
</h4>
49 <h2>Mobile Emulation
</h2>
51 Need to debug for a device but don't have the device on hand? DevTools can emulate many devices -- screen dimensions, touch events, geolocation, and user spoofing.
53 <p><a href=
"docs/mobile-emulation.html">Learn more
</a></p>
54 <img src=
"{{static}}/images/devtools-pillar/emulation-pillar.png" alt=
"these should have alt text">
58 <h4 class=
"label">Learn Basics
</h4>
59 <h2>Keyboard Shortcuts
</h2>
61 Save more time in your development workflow -- here is a page full of keyboard shortcuts that will make things quicker when you are using DevTools.
63 <p><a href=
"docs/shortcuts.html">Learn more
</a></p>
64 <img src=
"{{static}}/images/devtools-pillar/shortcuts-pillar.JPG" alt=
"these should have alt text">
68 <h4 class=
"label">Performance and Profiling
</h4>
69 <h2>Javascript Memory Profiling
</h2>
71 Does your page use too much memory or have a memory leak? Find out how to get and analyze a heap profile.
73 <p><a href=
"docs/javascript-memory-profiling.html">Learn more
</a></p>
74 <img src=
"{{static}}/images/devtools-pillar/memory-pillar.png" alt=
"these should have alt text">
78 <h4 class=
"label">Performance and Profiling
</h4>
79 <h2>Performance Profiling: Timelines
</h2>
81 Is your site running slow? Analyze times for events, scripting, rendering, and painting using the Timeline.
83 <p><a href=
"docs/timeline.html">Learn more
</a></p>
84 <img src=
"{{static}}/images/devtools-pillar/timeline-pillar.png" alt=
"these should have alt text">
88 <h4 class=
"label">Performance and Profiling
</h4>
89 <h2>Javascript CPU Profiler
</h2>
91 Find out how much CPU is being spent on your various Javascript functions with the Javascript CPU Profiler.
93 <p><a href=
"docs/cpu-profiling.html">Learn more
</a></p>
94 <img src=
"{{static}}/images/devtools-pillar/cpuprofiler-pillar.png" alt=
"these should have alt text">
98 <h4 class=
"label">Performance and Profiling
</h4>
101 Flame charts show you a visualization of the call stack of your Javascript functions, and you can quickly find out how long each individual call takes.
103 <p><a href=
"docs/flame-charts.html">Learn more
</a></p>
104 <img src=
"{{static}}/images/devtools-pillar/flamechart-pillar.png" alt=
"these should have alt text">
108 <h4 class=
"label">Debugging Tools
</h4>
109 <h2>Javascript Debugging
</h2>
111 Need to debug your Javascript? DevTools has a suite of tools to let you step through code, set breakpoints, handle exceptions, and so on.
113 <p><a href=
"docs/javascript-debugging.html">Learn more
</a></p>
114 <img src=
"{{static}}/images/devtools-pillar/jsdebugger-pillar.png" alt=
"these should have alt text">
118 <h4 class=
"label">Command-line debugging
</h4>
119 <h2>Console API reference
</h2>
121 Javascript functions you can call within the console or within your programs to log various results to the console.
123 <p><a href=
"docs/console-api.html">Learn more
</a></p>
127 <h4 class=
"label">Command-line debugging
</h4>
128 <h2>Command Line API reference
</h2>
130 Functions that you can call in the console for performing common tasks within the DevTools.
132 <p><a href=
"docs/console-api.html">Learn more
</a></p>
136 <h4 class=
"label">Learn Basics
</h4>
137 <h2>Tips and Tricks
</h2>
139 Various tips and tricks on things within the DevTools.
141 <p><a href=
"docs/tips-and-tricks.html">Learn more
</a></p>
145 <h4 class=
"label">DevTools Reference
</h4>
148 Let's learn some more about what you can control in the Settings panel.
150 <p><a href=
"docs/settings.html">Learn more
</a></p>
154 <h4 class=
"label">Learn Basics
</h4>
155 <h2>Authoring and Development Workflow
</h2>
157 Do you find that DevTools saves you some time and you wonder how to save more? This page guides you through some ways to make your w\
158 orkflow more efficient, both in editing files and styles but also with your Javascript and how you use the DevTools in general.
160 <p><a href=
"docs/authoring-development-workflow.html">Learn more\
165 <h4 class=
"label">Styles & The DOM
</h4>
166 <h2>Working with CSS Preprocessors
</h2>
168 Are you using a CSS preprocessor such as Sass, Less, or Stylus? You can live-edit your preprocessor source files in DevTools as easi\
169 ly as editing straight CSS, and enable CSS source maps.
171 <p><a href=
"docs/css-preprocessors.html">Learn more
</a></p>
175 <h4 class=
"label">Mobile DevTools
</h4>
176 <h2>Remote Debugging Protocol
</h2>
178 Although we encourage you to use the new Screencast for debugging your Android devices, we do have Javascript runtime bindings for al\
179 lowing DevTools to interact with mobile Chrome devices.
181 <p><a href=
"docs/debugger-protocol.html">Learn more
</a></p>
185 <h4 class=
"label">Contribute
</h4>
186 <h2>Integrating with DevTools
</h2>
188 Write new extensions and protocol clients to make new features for Chrome DevTools!
190 <p><a href=
"docs/integrating.html">Learn more
</a></p>
194 <h4 class=
"label">Learn Basics
</h4>
197 Videos to get you started learning about Chrome DevTools.
199 <p><a href=
"docs/videos.html">Learn more
</a></p>
204 <section class=
"g-section g-tpl-33-67" id=
"further-resources">
205 <h2>Further Resources
</h2>
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"g-unit g-first">
207 <article class=
"g-content">
208 <h2 class=
"school">Code School
</h2>
209 <p>Explore and master the DevTools with our free
"discover DevTools" courses.
210 <p><a href=
"http://discover-devtools.codeschool.com/">Learn more
</a></p>
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"g-section g-tpl-50-50">
215 <div class=
"g-unit g-first">
216 <article class=
"g-content">
217 <h2 class=
"chat">Get Involved
</h2>
218 <p>Summit a bug or a feature request on DevTools, and help the community get better.
219 <p><a href=
"docs/contributing.html">Learn more
</a></p>
222 <div class=
"g-unit g-last">
223 <article class=
"g-content">
224 <h2 class=
"puzzle">Debug Extensions
</h2>
225 <p>Looking to use the DevTools to debug Chrome extensions? Watch our videos for more info.
226 <p><a href=
"docs/videos.html">Learn more
</a></p>