--- title: Class description: Deep learning on using the API. ... ### Pattern #### Class ~~~ .txt ^[A-Z][a-zA-Z0-9]*(?:[\\_][A-Z0-9][a-zA-Z0-9]*)*$ ~~~ #### Property ~~~ .txt ^[a-z][a-zA-Z0-9]*(?:_[a-zA-Z0-9]+)*$ ~~~