**To retrieve details for a lifecycle policy preview** The following ``get-lifecycle-policy-preview`` example retrieves the result of a lifecycle policy preview for the specified repository in the default registry for an account. Command:: aws ecr get-lifecycle-policy-preview \ --repository-name "project-a/amazon-ecs-sample" Output:: { "registryId": "012345678910", "repositoryName": "project-a/amazon-ecs-sample", "lifecyclePolicyText": "{\n \"rules\": [\n {\n \"rulePriority\": 1,\n \"description\": \"Expire images older than 14 days\",\n \"selection\": {\n \"tagStatus\": \"untagged\",\n \"countType\": \"sinceImagePushed\",\n \"countUnit\": \"days\",\n \"countNumber\": 14\n },\n \"action\": {\n \"type\": \"expire\"\n }\n }\n ]\n}\n", "status": "COMPLETE", "previewResults": [], "summary": { "expiringImageTotalCount": 0 } } For more information, see `Lifecycle Policies <https://docs.aws.amazon.com/AmazonECR/latest/userguide/LifecyclePolicies.html>`__ in the *Amazon ECR User Guide*.