Version issue

[MuhammadTahir7]

how can we use this code with angular 7.
and can we use this code in angular 7

[jotwa009]

Hi trying to do this in angular 8 but it seems to have some errors this is my first error recieved.
SCRIPT5022: SCRIPT5022: Unexpected directive 'ChatFormComponent' imported by the module 'AppModule'. Please add a @NgModule annotation.
thank yo please help