Bar Charts
Makes a vertical bar plot.
A bar plot presents categorical data with rectangular bars with lengths proportional to the values that they represent.
Examples
Bar plot on Series
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script src="https://cdn.jsdelivr.net/npm/[email protected]/lib/bundle.min.js"></script>
<title>Document</title>
</head>
<body>
<div id="plot_div"></div>
<script>
const s = new dfd.Series([1, 3, 2, 6, 10, 34, 40, 51, 90, 75])
s.plot("plot_div").bar()
</script>
</body>
</html>
Bar plot on DataFrame
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script src="https://cdn.jsdelivr.net/npm/[email protected]/lib/bundle.min.js"></script>
</head>
<body>
<div id="plot_div"></div>
<script>
const df = new dfd.DataFrame({'pig': [20, 18, 489, 675, 1776],
'horse': [4, 25, 281, 600, 1900]}, {index: [1990, 1997, 2003, 2009, 2014]})
df.plot("plot_div").bar()
</script>
</body>
</html>
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