This namespace contains all Ember methods and functions. Future versions of Ember may overwrite this namespace and therefore, you should avoid adding any new properties.
You can also use the shorthand
Em instead of
At the heart of Ember is Ember-Runtime, a set of core functions that provide cross-platform compatibility and object property observing. Ember-Runtime is small and performance-focused so you can use it alongside other cross-platform libraries such as jQuery. For more details, see Ember-Runtime.