Hadlebars vs. Hogan vs. Mustache vs. jsRender vs Dust vs Underscore

JavaScript performance comparison

Revision 50 of this test case created by Josiel Rocha

Info

Illustrate how much time string-based template engines use executing browsers HTML parser.

Optimizing string interpolation performance is focusing to 10% of the problem, not the 90%.

Preparation code

<div id="target"></div>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<script src="http://mustache.github.io/extras/mustache.js"></script>

<script src="http://jsdo.it/kyo_ago/6M93/js"></script>

<script src="http://akdubya.github.io/dustjs/dist/dust-full-0.3.0.js"></script>

<script src="http://borismoore.github.io/jsrender/jsrender.js"></script>

<script src="http://twitter.github.com/hogan.js/builds/3.0.1/hogan-3.0.1.js"></script>

<script src="http://underscorejs.org/underscore-min.js"></script>

<script>
  window.mustacheTemplate = "<div>{{template}}<h1 class='header'>{{header}}</h1><h2 class='header2'>{{header2}}</h2><h3 class='header3'>{{header3}}</h3><h4 class='header4'>{{header4}}</h4><h5 class='header5'>{{header5}}</h5><h6 class='header6'>{{header6}}</h6><ul class='list'>{{#list}}<li class='item'>{{.}}</li>{{/list}}</ul></div>";

  window.hoganTemplate = Hogan.compile("<div>{{template}}<h1 class='header'>{{header}}</h1><h2 class='header2'>{{header2}}</h2><h3 class='header3'>{{header3}}</h3><h4 class='header4'>{{header4}}</h4><h5 class='header5'>{{header5}}</h5><h6 class='header6'>{{header6}}</h6><ul class='list'>{{#list}}<li class='item'>{{.}}</li>{{/list}}</ul></div>");

  window.templateTemplate = "<div><{template}h1 class='header'>{{header}}</h1><h2 class='header2'>{{header2}}</h2><h3 class='header3'>{{header3}}</h3><h4 class='header4'>{{header4}}</h4><h5 class='header5'>{{header5}}</h5><h6 class='header6'>{{header6}}</h6><ul class='list'>{{loop list}}<li class='item'>{{this}}</li>{{/loop}}</ul></div>";

  $.templates({ jsRenderTemplate: "<div>{{:template}}<h1 class='header'>{{:header}}</h1><h2 class='header2'>{{:header2}}</h2><h3 class='header3'>{{:header3}}</h3><h4 class='header4'>{{:header4}}</h4><h5 class='header5'>{{:header5}}</h5><h6 class='header6'>{{:header6}}</h6><ul class='list'>{{for list}}<li class='item'>{{:#data}}</li>{{/for}}</ul></div>"});

 window.dustTemplate = dust.compile("<div>{{template}}<h1 class='header'>{{header}}</h1><h2 class='header2'>{{header2}}</h2><h3 class='header3'>{{header3}}</h3><h4 class='header4'>{{header4}}</h4><h5 class='header5'>{{header5}}</h5><h6 class='header6'>{{header6}}</h6><ul class='list'>{{#list}}<li class='item'>{{.}}</li>{{/list}}</ul></div>", "intro");

  window._.templateSettings.variable = 'data';
  window.underscoreTemplate = _.template("<div><%=data.template%><h1 class='header'><%=data.header%></h1><h2 class='header2'><%=data.header2%></h2><h3 class='header3'><%=data.header3%></h3><h4 class='header4'><%=data.header4%></h4><h5 class='header5'><%=data.header5%></h5><h6 class='header6'><%=data.header6%></h6><ul class='list'><%for(var i in data.list){%><li class='item'><%=data.list[i]%></li><% } %></ul></div>");
</script>
<script>
Benchmark.prototype.setup = function() {
      window.sharedVariables = {
        header: "Header",
        header2: "Header2",
        header3: "Header3",
        header4: "Header4",
        header5: "Header5",
        header6: "Header6",
        list: ['10000000', '2', '3', '4', '5', '6', '7', '8', '9', '10']
      };
};

Benchmark.prototype.teardown = function() {
    $("#target").html('');
};
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
DOM - Mustache.js Template
sharedVariables.template = 'Mustache.js';
$("#target").html(Mustache.to_html(mustacheTemplate, sharedVariables));
++sharedVariables.list[0];
pending…
DOM - Twitter's Hogan.js
sharedVariables.template = 'Hogan.js';
$("#target").html(hoganTemplate.render(sharedVariables));
++sharedVariables.list[0];
pending…
DOM - jsRender
sharedVariables.template = 'jsRender';
$("#target").html($.render.jsRenderTemplate(sharedVariables));
++sharedVariables.list[0];
pending…
DOM - dust.js
sharedVariables.template = 'dust';
dust.loadSource(dustTemplate);

dust.render("intro", sharedVariables, function(err, out) {
  $("#target").html(out);
});
++sharedVariables.list[0];
pending…
DOM - template.js
sharedVariables.template = 'template.js';
$("#target").html(template(templateTemplate, sharedVariables));
++sharedVariables.list[0];
pending…
Underscore
sharedVariables.template = 'underscore.js';
$("#target").html(window.underscoreTemplate(sharedVariables));
++sharedVariables.list[0];
pending…

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