initcreated$el setup, but after data observation, computed properties, watch/event callbacks, and methods have been setup.beforeCompilecompileddirectives are linked but still prior to $el being available.ready$el are complete and the instance is injected into the DOM for the first time.attached$el is attached to the DOM by a directive or instance calls $appendTo().detached$el is removed/detached from the DOM or instance method.beforeDestroydestroyedbindings and directives have already been unbound and child instances have also been destroyed.