public/lib/emberjs/ember.js
function indexOf(obj, element, index) {
      return obj.indexOf ? obj.indexOf(element, index) : _indexOf.call(obj, element, index);
    }
function indexOf(obj, element, index) {
      return obj.indexOf ? obj.indexOf(element, index) : _indexOf.call(obj, element, index);
    }
function indexOf ( obj , element , index ) { return obj . indexOf ? obj . indexOf ( element , index ) : _indexOf . call ( obj , element , index ) ; }
Calls the indexOf function on the passed object with a specified callback. This
uses `Ember.ArrayPolyfill`'s-indexOf method when necessary.

@method indexOf
@param {Object} obj The object to call indexOn on
@param {Function} callback The callback to execute
@param {Object} index The index to start searching from
Calls the indexOf function on the passed object with a specified callback . This uses Ember . ArrayPolyfill s - indexOf method when necessary .