PT Collections anf Filter Commands

1)

pt_shell> set mynets [get_nets *]
the above cmd creates a collection of nets and passes that collection to a variable names mynets

2)
pt_shell> set Cells [get_cells "U1/*" -filter {area <= 12 || ref_name =~ "A*P"}]
The Above cmd gets the cells in U1 that have an area no greater than 12 or reference a design ( or library cell) named AN2P, AO2P, and so on.
The command then assaigns the collection to the Cells variable.


The filter language supports the following relational operators:

== Equal
!=  Not Equal
>    Greater Than
<     Less Than
>= Greater than or equal to
<=  Less Than or Equal to
=~  Matches pattern
!~   Does not match pattern