Altera SDC and TimeQuest API - Manual (Page 56)

2–46 Chapter 2: SDC and TimeQuest API Package and Commands
sdc_ext
SDC and TimeQuest API Reference Manual © December 2009 Altera Corporation
get_assignment_groups
Usage
get_assignment_groups [-keepers] [-ports] [-registers] <name>
Options
-keepers: Returns a keeper collection from the assignment group matching the <name>
-ports: Returns a port collection from the assignment group matching the <name>
-registers: Returns a register collection from the assignment group matching the <name>
<name>: Assignment group name
Description
Returns a collection of <keepers>|<registers>|<ports> for the assignment group that matches <name>.
This command can be used to retrieve the assignment group created and saved in the Quartus II Settings
File.
The options -keepers, -registers and -ports are mutually exclusive. If no option is specified, the keeper
collection is returned by default.
The filter for the collection is a Tcl list of wildcards, and must follow standard Tcl or TimeQuest-extension
substitution rules. See help for the use_timequest_style_escaping command for details.
Example
get_assignment_groups my_assignments -registers