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Created January 16, 2013 22:17
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refresh rates demo
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>CodeMirror: Active Line Demo</title>
<link rel="stylesheet" href="../lib/codemirror.css">
<script src="../lib/codemirror.js"></script>
<script src="../mode/xml/xml.js"></script>
<link rel="stylesheet" href="../doc/docs.css">
<style type="text/css">
.CodeMirror {position:absolute; left:0; right:0; top:0px; bottom:0px; height:100%; }
.activeline {background: #e8f2ff !important;}
</style>
</head>
<body>
<form><textarea id="code" name="code">
<?xml version="1.0" encoding="UTF-8"?>
<rss xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"
xmlns:georss="http://www.georss.org/georss"
xmlns:twitter="http://api.twitter.com">
<channel>
<title>Twitter / codemirror</title>
<link>http://twitter.com/codemirror</link>
<atom:link type="application/rss+xml"
href="http://twitter.com/statuses/user_timeline/242283288.rss" rel="self"/>
<description>Twitter updates from CodeMirror / codemirror.</description>
<language>en-us</language>
<ttl>40</ttl>
<item>
<title>codemirror: http://cloud-ide.com &#8212; they're springing up like mushrooms. This one
uses CodeMirror as its editor.</title>
<description>codemirror: http://cloud-ide.com &#8212; they're springing up like mushrooms. This
one uses CodeMirror as its editor.</description>
<pubDate>Thu, 17 Mar 2011 23:34:47 +0000</pubDate>
<guid>http://twitter.com/codemirror/statuses/48527733722058752</guid>
<link>http://twitter.com/codemirror/statuses/48527733722058752</link>
<twitter:source>web</twitter:source>
<twitter:place/>
</item>
<item>
<title>codemirror: Posted a description of the CodeMirror 2 internals at
http://codemirror.net/2/internals.html</title>
<description>codemirror: Posted a description of the CodeMirror 2 internals at
http://codemirror.net/2/internals.html</description>
<pubDate>Wed, 02 Mar 2011 12:15:09 +0000</pubDate>
<guid>http://twitter.com/codemirror/statuses/42920879788789760</guid>
<link>http://twitter.com/codemirror/statuses/42920879788789760</link>
<twitter:source>web</twitter:source>
<twitter:place/>
</item>
</channel>
<channel>
<title>Twitter / codemirror</title>
<link>http://twitter.com/codemirror</link>
<atom:link type="application/rss+xml"
href="http://twitter.com/statuses/user_timeline/242283288.rss" rel="self"/>
<description>Twitter updates from CodeMirror / codemirror.</description>
<language>en-us</language>
<ttl>40</ttl>
<item>
<title>codemirror: http://cloud-ide.com &#8212; they're springing up like mushrooms. This one
uses CodeMirror as its editor.</title>
<description>codemirror: http://cloud-ide.com &#8212; they're springing up like mushrooms. This
one uses CodeMirror as its editor.</description>
<pubDate>Thu, 17 Mar 2011 23:34:47 +0000</pubDate>
<guid>http://twitter.com/codemirror/statuses/48527733722058752</guid>
<link>http://twitter.com/codemirror/statuses/48527733722058752</link>
<twitter:source>web</twitter:source>
<twitter:place/>
</item>
<item>
<title>codemirror: Posted a description of the CodeMirror 2 internals at
http://codemirror.net/2/internals.html</title>
<description>codemirror: Posted a description of the CodeMirror 2 internals at
http://codemirror.net/2/internals.html</description>
<pubDate>Wed, 02 Mar 2011 12:15:09 +0000</pubDate>
<guid>http://twitter.com/codemirror/statuses/42920879788789760</guid>
<link>http://twitter.com/codemirror/statuses/42920879788789760</link>
<twitter:source>web</twitter:source>
<twitter:place/>
</item>
</channel>
</rss></textarea></form>
<script>
var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
mode: "application/xml",
lineNumbers: true,
lineWrapping: true
});
function time(fn) {
var times = 300;
var start = (new Date()).getTime();
for (var i = 0; i < times; i++) {
fn()
}
var stop = (new Date()).getTime();
console.log("Elapsed: " + (stop - start));
console.log("Average: " + ((stop - start) / times));
}
time(function() {
editor.refresh();
});
editor.setOption("lineNumbers",false);
time(function() {
editor.refresh();
});
</script>
</body>
</html>
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