Menu
AWS CloudFormation
API Reference (API Version 2010-05-15)

Parameter

The Parameter data type.

Contents

ParameterKey

The key associated with the parameter. If you don't specify a key and value for a particular parameter, AWS CloudFormation uses the default value that is specified in your template.

Type: String

Required: No

ParameterValue

The value associated with the parameter.

Type: String

Required: No

UsePreviousValue

During a stack update, use the existing parameter value that the stack is using for a given parameter key. If you specify true, do not specify a parameter value.

Type: Boolean

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following:

On this page: