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  37. Chart.js
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  40. <li class="chapter " data-level="1.2" data-path="getting-started/">
  41. <a href="getting-started/">
  42. Getting Started
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  79. Interactions
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  82. <li class="chapter " data-level="1.3.3.1" data-path="general/interactions/events.html">
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  84. Events
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  89. Modes
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  100. <a href="general/colors.html">
  101. Colors
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  105. <a href="general/fonts.html">
  106. Fonts
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  110. </li>
  111. <li class="chapter " data-level="1.4" data-path="configuration/">
  112. <a href="configuration/">
  113. Configuration
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  115. <ul class="articles">
  116. <li class="chapter " data-level="1.4.1" data-path="configuration/animations.html">
  117. <a href="configuration/animations.html">
  118. Animations
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  120. </li>
  121. <li class="chapter " data-level="1.4.2" data-path="configuration/layout.html">
  122. <a href="configuration/layout.html">
  123. Layout
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  126. <li class="chapter " data-level="1.4.3" data-path="configuration/legend.html">
  127. <a href="configuration/legend.html">
  128. Legend
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  131. <li class="chapter " data-level="1.4.4" data-path="configuration/title.html">
  132. <a href="configuration/title.html">
  133. Title
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  136. <li class="chapter " data-level="1.4.5" data-path="configuration/tooltip.html">
  137. <a href="configuration/tooltip.html">
  138. Tooltip
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  140. </li>
  141. <li class="chapter " data-level="1.4.6" data-path="configuration/elements.html">
  142. <a href="configuration/elements.html">
  143. Elements
  144. </a>
  145. </li>
  146. </ul>
  147. </li>
  148. <li class="chapter " data-level="1.5" data-path="charts/">
  149. <a href="charts/">
  150. Charts
  151. </a>
  152. <ul class="articles">
  153. <li class="chapter " data-level="1.5.1" data-path="charts/line.html">
  154. <a href="charts/line.html">
  155. Line
  156. </a>
  157. </li>
  158. <li class="chapter " data-level="1.5.2" data-path="charts/bar.html">
  159. <a href="charts/bar.html">
  160. Bar
  161. </a>
  162. </li>
  163. <li class="chapter " data-level="1.5.3" data-path="charts/radar.html">
  164. <a href="charts/radar.html">
  165. Radar
  166. </a>
  167. </li>
  168. <li class="chapter " data-level="1.5.4" data-path="charts/doughnut.html">
  169. <a href="charts/doughnut.html">
  170. Doughnut & Pie
  171. </a>
  172. </li>
  173. <li class="chapter " data-level="1.5.5" data-path="charts/polar.html">
  174. <a href="charts/polar.html">
  175. Polar Area
  176. </a>
  177. </li>
  178. <li class="chapter " data-level="1.5.6" data-path="charts/bubble.html">
  179. <a href="charts/bubble.html">
  180. Bubble
  181. </a>
  182. </li>
  183. <li class="chapter " data-level="1.5.7" data-path="charts/scatter.html">
  184. <a href="charts/scatter.html">
  185. Scatter
  186. </a>
  187. </li>
  188. <li class="chapter " data-level="1.5.8" data-path="charts/area.html">
  189. <a href="charts/area.html">
  190. Area
  191. </a>
  192. </li>
  193. <li class="chapter " data-level="1.5.9" data-path="charts/mixed.html">
  194. <a href="charts/mixed.html">
  195. Mixed
  196. </a>
  197. </li>
  198. </ul>
  199. </li>
  200. <li class="chapter " data-level="1.6" data-path="axes/">
  201. <a href="axes/">
  202. Axes
  203. </a>
  204. <ul class="articles">
  205. <li class="chapter " data-level="1.6.1" data-path="axes/cartesian/">
  206. <a href="axes/cartesian/">
  207. Cartesian
  208. </a>
  209. <ul class="articles">
  210. <li class="chapter " data-level="1.6.1.1" data-path="axes/cartesian/category.html">
  211. <a href="axes/cartesian/category.html">
  212. Category
  213. </a>
  214. </li>
  215. <li class="chapter " data-level="1.6.1.2" data-path="axes/cartesian/linear.html">
  216. <a href="axes/cartesian/linear.html">
  217. Linear
  218. </a>
  219. </li>
  220. <li class="chapter " data-level="1.6.1.3" data-path="axes/cartesian/logarithmic.html">
  221. <a href="axes/cartesian/logarithmic.html">
  222. Logarithmic
  223. </a>
  224. </li>
  225. <li class="chapter " data-level="1.6.1.4" data-path="axes/cartesian/time.html">
  226. <a href="axes/cartesian/time.html">
  227. Time
  228. </a>
  229. </li>
  230. </ul>
  231. </li>
  232. <li class="chapter " data-level="1.6.2" data-path="axes/radial/">
  233. <a href="axes/radial/">
  234. Radial
  235. </a>
  236. <ul class="articles">
  237. <li class="chapter " data-level="1.6.2.1" data-path="axes/radial/linear.html">
  238. <a href="axes/radial/linear.html">
  239. Linear
  240. </a>
  241. </li>
  242. </ul>
  243. </li>
  244. <li class="chapter " data-level="1.6.3" data-path="axes/labelling.html">
  245. <a href="axes/labelling.html">
  246. Labelling
  247. </a>
  248. </li>
  249. <li class="chapter " data-level="1.6.4" data-path="axes/styling.html">
  250. <a href="axes/styling.html">
  251. Styling
  252. </a>
  253. </li>
  254. </ul>
  255. </li>
  256. <li class="chapter " data-level="1.7" data-path="developers/">
  257. <a href="developers/">
  258. Developers
  259. </a>
  260. <ul class="articles">
  261. <li class="chapter " data-level="1.7.1" data-path="developers/api.html">
  262. <a href="developers/api.html">
  263. Chart.js API
  264. </a>
  265. </li>
  266. <li class="chapter " data-level="1.7.2" data-path="developers/updates.html">
  267. <a href="developers/updates.html">
  268. Updating Charts
  269. </a>
  270. </li>
  271. <li class="chapter " data-level="1.7.3" data-path="developers/plugins.html">
  272. <a href="developers/plugins.html">
  273. Plugins
  274. </a>
  275. </li>
  276. <li class="chapter " data-level="1.7.4" data-path="developers/charts.html">
  277. <a href="developers/charts.html">
  278. New Charts
  279. </a>
  280. </li>
  281. <li class="chapter " data-level="1.7.5" data-path="developers/axes.html">
  282. <a href="developers/axes.html">
  283. New Axes
  284. </a>
  285. </li>
  286. <li class="chapter " data-level="1.7.6" data-path="developers/contributing.html">
  287. <a href="developers/contributing.html">
  288. Contributing
  289. </a>
  290. </li>
  291. </ul>
  292. </li>
  293. <li class="chapter " data-level="1.8" data-path="notes/">
  294. <a href="notes/">
  295. Additional Notes
  296. </a>
  297. <ul class="articles">
  298. <li class="chapter " data-level="1.8.1" data-path="notes/comparison.html">
  299. <a href="notes/comparison.html">
  300. Comparison Table
  301. </a>
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  304. <a href="notes/extensions.html">
  305. Popular Extensions
  306. </a>
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  309. <a href="notes/license.html">
  310. License
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  327. <!-- Title -->
  328. <h1>
  329. <i class="fa fa-circle-o-notch fa-spin"></i>
  330. <a href="." >Chart.js</a>
  331. </h1>
  332. </div>
  333. <div class="page-wrapper" tabindex="-1" role="main">
  334. <div class="page-inner">
  335. <div class="search-plus" id="book-search-results">
  336. <div class="search-noresults">
  337. <section class="normal markdown-section">
  338. <h1 id="chartjs">Chart.js</h1>
  339. <p><a href="https://chartjs-slack.herokuapp.com/" target="_blank"><img src="https://img.shields.io/badge/slack-chartjs-blue.svg?style=flat-square&amp;maxAge=3600" alt="slack"></a></p>
  340. <h2 id="installation">Installation</h2>
  341. <p>You can download the latest version of Chart.js from the <a href="https://github.com/chartjs/Chart.js/releases/latest" target="_blank">GitHub releases</a> or use a <a href="https://cdnjs.com/libraries/Chart.js" target="_blank">Chart.js CDN</a>. Detailed installation instructions can be found on the <a href="getting-started/installation.html">installation</a> page.</p>
  342. <h2 id="creating-a-chart">Creating a Chart</h2>
  343. <p>It&apos;s easy to get started with Chart.js. All that&apos;s required is the script included in your page along with a single <code>&lt;canvas&gt;</code> node to render the chart.</p>
  344. <p>In this example, we create a bar chart for a single dataset and render that in our page. You can see all the ways to use Chart.js in the <a href="getting-started/usage.html">usage documentation</a></p>
  345. <pre><code class="lang-html"><span class="hljs-tag">&lt;<span class="hljs-name">canvas</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;myChart&quot;</span> <span class="hljs-attr">width</span>=<span class="hljs-string">&quot;400&quot;</span> <span class="hljs-attr">height</span>=<span class="hljs-string">&quot;400&quot;</span>&gt;</span><span class="hljs-tag">&lt;/<span class="hljs-name">canvas</span>&gt;</span>
  346. <span class="hljs-tag">&lt;<span class="hljs-name">script</span>&gt;</span><span class="javascript">
  347. <span class="hljs-keyword">var</span> ctx = <span class="hljs-built_in">document</span>.getElementById(<span class="hljs-string">&quot;myChart&quot;</span>).getContext(<span class="hljs-string">&apos;2d&apos;</span>);
  348. <span class="hljs-keyword">var</span> myChart = <span class="hljs-keyword">new</span> Chart(ctx, {
  349. type: <span class="hljs-string">&apos;bar&apos;</span>,
  350. data: {
  351. labels: [<span class="hljs-string">&quot;Red&quot;</span>, <span class="hljs-string">&quot;Blue&quot;</span>, <span class="hljs-string">&quot;Yellow&quot;</span>, <span class="hljs-string">&quot;Green&quot;</span>, <span class="hljs-string">&quot;Purple&quot;</span>, <span class="hljs-string">&quot;Orange&quot;</span>],
  352. datasets: [{
  353. label: <span class="hljs-string">&apos;# of Votes&apos;</span>,
  354. data: [<span class="hljs-number">12</span>, <span class="hljs-number">19</span>, <span class="hljs-number">3</span>, <span class="hljs-number">5</span>, <span class="hljs-number">2</span>, <span class="hljs-number">3</span>],
  355. backgroundColor: [
  356. <span class="hljs-string">&apos;rgba(255, 99, 132, 0.2)&apos;</span>,
  357. <span class="hljs-string">&apos;rgba(54, 162, 235, 0.2)&apos;</span>,
  358. <span class="hljs-string">&apos;rgba(255, 206, 86, 0.2)&apos;</span>,
  359. <span class="hljs-string">&apos;rgba(75, 192, 192, 0.2)&apos;</span>,
  360. <span class="hljs-string">&apos;rgba(153, 102, 255, 0.2)&apos;</span>,
  361. <span class="hljs-string">&apos;rgba(255, 159, 64, 0.2)&apos;</span>
  362. ],
  363. borderColor: [
  364. <span class="hljs-string">&apos;rgba(255,99,132,1)&apos;</span>,
  365. <span class="hljs-string">&apos;rgba(54, 162, 235, 1)&apos;</span>,
  366. <span class="hljs-string">&apos;rgba(255, 206, 86, 1)&apos;</span>,
  367. <span class="hljs-string">&apos;rgba(75, 192, 192, 1)&apos;</span>,
  368. <span class="hljs-string">&apos;rgba(153, 102, 255, 1)&apos;</span>,
  369. <span class="hljs-string">&apos;rgba(255, 159, 64, 1)&apos;</span>
  370. ],
  371. borderWidth: <span class="hljs-number">1</span>
  372. }]
  373. },
  374. options: {
  375. scales: {
  376. yAxes: [{
  377. ticks: {
  378. beginAtZero:<span class="hljs-literal">true</span>
  379. }
  380. }]
  381. }
  382. }
  383. });
  384. </span><span class="hljs-tag">&lt;/<span class="hljs-name">script</span>&gt;</span>
  385. </code></pre>
  386. <h2 id="contributing">Contributing</h2>
  387. <p>Before submitting an issue or a pull request to the project, please take a moment to look over the <a href="https://github.com/chartjs/Chart.js/blob/master/docs/developers/contributing.md" target="_blank">contributing guidelines</a> first.</p>
  388. <p>For support using Chart.js, please post questions with the <a href="http://stackoverflow.com/questions/tagged/chartjs" target="_blank"><code>chartjs</code> tag on Stack Overflow</a>.</p>
  389. <h2 id="license">License</h2>
  390. <p>Chart.js is available under the <a href="http://opensource.org/licenses/MIT" target="_blank">MIT license</a>.</p>
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