Class | AWS::S3::PresignedPost::ConditionBuilder |
In: |
lib/aws/s3/presigned_post.rb
|
Parent: | Object |
Lets you specify conditions on a field. See {PresignedPost#where} for usage examples.
Specifies that the value of the field must begin with the provided value. If you are specifying a condition on the "key" field, note that this check takes place after the `${filename}` variable is expanded. This is only valid for the following fields: