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<!doctype html>
<title>CodeMirror: Breakpoint Demo</title><meta charset="utf-8"/><link rel=stylesheet href="../doc/docs.css">
<link rel="stylesheet" href="../lib/codemirror.css"><script src="../lib/codemirror.js"></script><script src="../mode/javascript/javascript.js"></script><style> .breakpoints {width: .8em;} .breakpoint { color: #822; } .CodeMirror {border: 1px solid #aaa;} </style><div id=nav> <a href="https://codemirror.net/5"><h1>CodeMirror</h1><img id=logo src="../doc/logo.png"></a>
<ul> <li><a href="../index.html">Home</a> <li><a href="../doc/manual.html">Manual</a> <li><a href="https://github.com/codemirror/codemirror5">Code</a> </ul> <ul> <li><a class=active href="#">Breakpoint</a> </ul></div>
<article><h2>Breakpoint Demo</h2><form><textarea id="code" name="code">var editor = CodeMirror.fromTextArea(document.getElementById("code"), { lineNumbers: true, gutters: ["CodeMirror-linenumbers", "breakpoints"]});editor.on("gutterClick", function(cm, n) { var info = cm.lineInfo(n); cm.setGutterMarker(n, "breakpoints", info.gutterMarkers ? null : makeMarker());});
function makeMarker() { var marker = document.createElement("div"); marker.style.color = "#822"; marker.innerHTML = "●"; return marker;}</textarea></form>
<p>Click the line-number gutter to add or remove 'breakpoints'.</p>
<script>eval(document.getElementById("code").value);</script>
</article>
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