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compare template performance vs. dom replacement

Preparation code

<script src="http://documentcloud.github.com/underscore/underscore-min.js">
</script>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<script>
  Benchmark.prototype.setup = function() {
    var html_template = '<div><div id="description"></div></div>';
    var html_template_no_id = '<div><div><%-description%></div></div>';
    var dynamic_text = 'very very fun';
  };
</script>

Preparation code output

Test runner

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$(_.template(html_template_no_id, {
  description: dynamic_text
}));

res = $(html_template);
res.find('#description').html(dynamic_text);

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