Dakota Reference Manual: string

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string

String-valued discrete state set variables

## Topics

This keyword is related to the topics:

- discrete_variables
- state_variables

## Specification

Alias: none

Argument(s): INTEGER

Default: no discrete state set string variables

Child Keywords:

| Required/Optional | Description of Group | Dakota Keyword | Dakota Keyword Description
--- | --- | --- | --- | ---
| Optional | elements_per_variable | Number of admissible elements for each set variable
| Required | elements | The permissible values for each discrete variable
| Optional | initial_state | Initial values for variables
| Optional | descriptors | Labels for the variables

## Description

Discrete state variables whose values come from a specified set of admissible strings. The details of how to specify this discrete variable are located on the discrete_variables page. See the state_variables page for details on the behavior of state variables. Each string element value must be quoted and may contain alphanumeric, dash, underscore, and colon. White space, quote characters, and backslash/metacharacters are not permitted.