Product Documentation
Virtuoso Space-based Router Command Reference
Product Version IC23.1, September 2023

eco_begin

eco_begin
[ -no_undo [ true | false ] ] 

Description

Starts an ECO command sequence and returns the ECO control for the sequence. The ECO control is passed by other ECO commands to identify the command sequence that they apply to. An eco_commit or eco_undo terminates the command sequence.

Arguments

-no_undo [ true | false ]

Determines whether changes in this ECO command sequence can be undone.

Default: false (Changes can be undone.)

Value Returned

d_ecoObj

Is the ECO control for the command sequence.

Examples

The following example sets the eco variable to the ECO control value for a new command sequence. This variable is passed to ECO commands to identify the sequence to add the command to.

set eco [eco_begin]

Related Topics

ECO Route Commands

eco_undo


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