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Chart.js
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Line
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Bar
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Radar
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Doughnut & Pie
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Polar Area
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Bubble
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Scatter
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Area
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Mixed
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Axes
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Cartesian
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Category
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Linear
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Logarithmic
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Time
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Radial
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Linear
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Labelling
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Styling
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Developers
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Chart.js API
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Updating Charts
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Plugins
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New Charts
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New Axes
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Contributing
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Comparison Table
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Popular Extensions
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<a href="." >Chart.js</a>
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<h1 id="chartjs">Chart.js</h1>
<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>
<h2 id="installation">Installation</h2>
<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>
<h2 id="creating-a-chart">Creating a Chart</h2>
<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>
<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>
<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>
<span class="hljs-tag">&lt;<span class="hljs-name">script</span>&gt;</span><span class="javascript">
<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>);
<span class="hljs-keyword">var</span> myChart = <span class="hljs-keyword">new</span> Chart(ctx, {
type: <span class="hljs-string">&apos;bar&apos;</span>,
data: {
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>],
datasets: [{
label: <span class="hljs-string">&apos;# of Votes&apos;</span>,
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>],
backgroundColor: [
<span class="hljs-string">&apos;rgba(255, 99, 132, 0.2)&apos;</span>,
<span class="hljs-string">&apos;rgba(54, 162, 235, 0.2)&apos;</span>,
<span class="hljs-string">&apos;rgba(255, 206, 86, 0.2)&apos;</span>,
<span class="hljs-string">&apos;rgba(75, 192, 192, 0.2)&apos;</span>,
<span class="hljs-string">&apos;rgba(153, 102, 255, 0.2)&apos;</span>,
<span class="hljs-string">&apos;rgba(255, 159, 64, 0.2)&apos;</span>
],
borderColor: [
<span class="hljs-string">&apos;rgba(255,99,132,1)&apos;</span>,
<span class="hljs-string">&apos;rgba(54, 162, 235, 1)&apos;</span>,
<span class="hljs-string">&apos;rgba(255, 206, 86, 1)&apos;</span>,
<span class="hljs-string">&apos;rgba(75, 192, 192, 1)&apos;</span>,
<span class="hljs-string">&apos;rgba(153, 102, 255, 1)&apos;</span>,
<span class="hljs-string">&apos;rgba(255, 159, 64, 1)&apos;</span>
],
borderWidth: <span class="hljs-number">1</span>
}]
},
options: {
scales: {
yAxes: [{
ticks: {
beginAtZero:<span class="hljs-literal">true</span>
}
}]
}
}
});
</span><span class="hljs-tag">&lt;/<span class="hljs-name">script</span>&gt;</span>
</code></pre>
<h2 id="contributing">Contributing</h2>
<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>
<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>
<h2 id="license">License</h2>
<p>Chart.js is available under the <a href="http://opensource.org/licenses/MIT" target="_blank">MIT license</a>.</p>
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