Product Documentation
Virtuoso Space-based Router Constraint Reference
Product Version IC23.1, June 2023

constraint_group_exists

constraint_group_exists
-name s_groupName 
[-db {tech | design}]

Description

Determines whether a constraint group of the given name exists.

Arguments

-db {tech | design}

Specifies the database to search for the constraint group.

Default: First design database and then technology database is searched.

-name s_groupName

Specifies the name of the constraint group to search for.

Value Returned

true

The named constraint group exists.

false

The named constraint group does not exist.

Examples

Checks for the existence of the extensions constraint group in the design database.

constraint_group_exists -name extensions -db design

Checks for the existence of the extensions constraint group in both the design and technology databases.

constraint_group_exists -name extensions

Related Topics

add_constraint_group

create_constraint_group


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