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- QR Code generator library (C++)
-
- Copyright (c) Project Nayuki
- https://www.nayuki.io/page/qr-code-generator-library
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- (MIT License)
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>QR Code generator library demo (JavaScript)</title>
<style type="text/css">
td {
vertical-align: top;
}
</style>
</head>
<body>
<h1>QR Code generator demo library (JavaScript)</h1>
<form action="#" method="get" onsubmit="return false;">
<table class="noborder" style="width:100%">
<tbody>
<tr>
<td>Text string:</td>
<td style="width:100%"><textarea placeholder="Enter your text to be put into the QR Code" id="text-input" style="width:100%; max-width:30em; height:5em; font-family:inherit" oninput="redrawQrCode();"></textarea></td>
</tr>
<tr>
<td>Error correction:</td>
<td>
<input type="radio" name="errcorlvl" id="errcorlvl-low" onchange="redrawQrCode();" checked="checked"><label for="errcorlvl-low">Low</label>
<input type="radio" name="errcorlvl" id="errcorlvl-medium" onchange="redrawQrCode();"><label for="errcorlvl-medium">Medium</label>
<input type="radio" name="errcorlvl" id="errcorlvl-quartile" onchange="redrawQrCode();"><label for="errcorlvl-quartile">Quartile</label>
<input type="radio" name="errcorlvl" id="errcorlvl-high" onchange="redrawQrCode();"><label for="errcorlvl-high">High</label>
</td>
</tr>
<tr>
<td>Advanced:</td>
<td>
Version min/max: <input type="number" value="1" min="1" max="40" step="1" id="version-min-input" style="width:4em" oninput="handleVersionMinMax('min');"> to <input type="number" value="40" min="1" max="40" step="1" id="version-max-input" style="width:4em" oninput="handleVersionMinMax('max');"><br>
Mask pattern: <input type="number" value="-1" min="-1" max="7" step="1" id="mask-input" style="width:4em" oninput="redrawQrCode();"> (−1 for automatic)<br>
<input type="checkbox" checked="checked" id="boost-ecc-input" onchange="redrawQrCode();"><label for="boost-ecc-input">Boost ECC</label>
</td>
</tr>
<tr>
<td>Output format:</td>
<td>
<input type="radio" name="output-format" id="output-format-bitmap" onchange="redrawQrCode();" checked="checked"><label for="output-format-bitmap">Bitmap</label>
<input type="radio" name="output-format" id="output-format-vector" onchange="redrawQrCode();"><label for="output-format-vector">Vector</label>
</td>
</tr>
<tr>
<td>Border:</td>
<td><input type="number" value="4" min="0" max="100" step="1" id="border-input" style="width:4em" oninput="redrawQrCode();"> modules</td>
</tr>
<tr id="scale-row">
<td>Scale:</td>
<td><input type="number" value="8" min="1" max="30" step="1" id="scale-input" style="width:4em" oninput="redrawQrCode();"> pixels per module</td>
</tr>
<tr>
<td>Statistics:</td>
<td id="statistics-output" style="white-space:pre"></td>
</tr>
<tr>
<td>QR Code:</td>
<td>
<canvas id="qrcode-canvas" style="padding:1em; background-color:#E8E8E8"></canvas>
<svg id="qrcode-svg" style="width:30em; height:30em; padding:1em; background-color:#E8E8E8">
<rect width="100%" height="100%" fill="#FFFFFF" stroke-width="0"></rect>
<path d="" fill="#000000" stroke-width="0"></path>
</svg>
</td>
</tr>
<tr id="svg-xml-row">
<td>SVG XML code:</td>
<td>
<textarea id="svg-xml-output" readonly="readonly" style="width:100%; max-width:50em; height:15em; font-family:monospace"></textarea>
</td>
</tr>
</tbody>
</table>
</form>
<script type="application/javascript" src="qrcodegen.js"></script>
<script type="application/javascript" src="qrcodegen-demo.js"></script>
<hr>
<p>Copyright © 2016 Project Nayuki – <a href="https://www.nayuki.io/page/qr-code-generator-library">https://www.nayuki.io/page/qr-code-generator-library</a></p>
</body>
</html>