Positional index in Ember.js collections iteration
http://stackoverflow.com/questions/8870785/positional-index-in-ember-js-collections-iteration
by scispear
HTML
<script src="http://cloud.github.com/downloads/wycats/handlebars.js/handlebars-1.0.rc.1.js"></script>
<script src="http://cloud.github.com/downloads/emberjs/ember.js/ember-1.0.pre.js"></script>
<script type="text/x-handlebars">
{{#each people in App.peopleController}}
{{#view}}
Index {{view._parentView.contentIndex}}: {{people.name}} <br />
{{/view}}
{{/each}}
</script>
JavaScript
App = Ember.Application.create({});
App.peopleController = Ember.ArrayController.create({
content: [ { name: 'Roy' }, { name: 'Mike' }, { name: 'Lucy' } ]
});