$set(keypath, value)

Set a data value on the Vue instance given a valid keypath. If set value to an it will throw error.

$get(keypath)

Get a data value with specified keypath.

$watch([keypath], callback)

• keypath String Optional
• callback(nextValue, preValue) Function

Listen change of the viewModel instance, if keypath is given it will invoke when change with the same keypath.

$unwatch(callback)

Unlisten changes of the viewModel instance with specified callback function.

$compile(el, [scope])

• el Element
• scope Object Optional

Compile sub-template of current viewModel.

$component(id)

Get compoent constructor in the scope of current viewModel.

$destroy

Destroy current vm. All instance properties and methods will be free.