Change the first sentence of the second paragraph as shown in red:
Now, fileId will be created and initialized once.
Change the last paragraph as shown in red:
When used with object
handles, $cast() checks the hierarchy tree (super and subclasses) of
the source_expr to see if it contains
the class dest_var. If it does, $cast() does the
assignment. Otherwise the error handling is as described in section 3.15.
Change the second sentence of the third paragraph as shown in red:
Further, these local
members are not visible within subclasses and cannot be inherited.
Change the following sentence in the first paragraph as shown in red:
However, SystemVerilog’s
multi-threaded, re-entrant environment create many
opportunities for users to run into problems.