i don't understand this clearly.anyone please help me.what is documentation?? it is not clear to me yet.

Answer 1

/** documentation */

This is a documentation comment and in general its called doc comment. The JDK javadoc tool uses doc comments when preparing automatically generated documentation.
The documentation comment is used to create documentation API. To create documentation API, you need to use javadoc tool.

Syntax:

/**
This
is
documentation
comment
*/

Answer 2

Thank you so much