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List feature flags
Create a feature flag
Evaluate flags for an end user
Retrieve a feature flag
Update a feature flag
Archive a feature flag
Unarchive a feature flag
List a flag's variants
Replace a flag's variants
Set who gets a flag in an environment
Make test follow production
List a flag's overrides
Set an override
Remove an override
List an end user's overrides

Make test follow production

Removes test's own configuration, so test follows production again.

Removing it when test has none changes nothing.

Guide: Feature flags and A/B tests

DELETE
/api/v1/projects/{projectId}/feature-flags/{featureFlagId}/environments/{environment}

Authorization

AuthorizationBearer <token>

A project secret key: vh_sk_... for production, vh_sk_test_... for test. Keep it on your servers.

In: header

Path parameters

projectId*string

The project's id, proj_.... A secret key works only in the project it belongs to.

featureFlagId*string

The flag's id, ff_....

environment*string

The environment whose configuration is meant: production, or test, which a test key reads.

Value in

  • "production"
  • "test"

Examples

curl -X DELETE "https://api.voidhash.com/api/v1/projects/proj_tz4a98xxat96iws9zmbrgj3a/feature-flags/ff_v8b3n5q0w2e7h7d2k9m4x1c6/environments/test" \  -H "Authorization: Bearer vh_sk_..."
Empty
{  "error": {    "type": "invalid_request",    "code": "production_environment_required",    "message": "A flag always has a production configuration; only test's can be removed.",    "param": "environment"  }}
{  "error": {    "type": "unauthenticated",    "code": "invalid_api_key",    "message": "This secret key is not valid."  }}
{  "error": {    "type": "permission_denied",    "code": "permission_denied",    "message": "Insufficient permissions."  }}
{  "error": {    "type": "not_found",    "code": "project_not_found",    "message": "There is no project proj_tz4a98xxat96iws9zmbrgj3a, or this credential cannot use it.",    "param": "projectId"  }}
{  "error": {    "type": "conflict",    "code": "feature_flag_managed_by_experiment",    "message": "Feature flag ff_k9m4x1c6v8b3n5q0w2e7h7d2 assigns the arms of experiment exp_c6v8b3n5q0w2e7h7d2k9m4x1; change it through the experiment."  }}
{  "error": {    "type": "internal",    "code": "internal_error",    "message": "Something went wrong on our side. Try again, and contact support with the Request-Id header if it keeps failing."  }}

Response body

application/json

application/json

application/json

application/json

application/json

application/json

Errors

StatustypecodeWhen
400invalid_requestproduction_environment_requiredFor production, which a flag always has.
409conflictfeature_flag_managed_by_experimentFor an experiment's flag.

It can also fail with the errors every operation shares, such as unauthenticated; see Errors.

More in Feature flags

  • List feature flags GET
  • Create a feature flag POST
  • Evaluate flags for an end user POST
  • Retrieve a feature flag GET
  • Update a feature flag PATCH
  • Archive a feature flag POST
  • Unarchive a feature flag POST
  • List a flag's variants GET
  • Replace a flag's variants PUT
  • Set who gets a flag in an environment PUT
  • List a flag's overrides GET
  • Set an override PUT
  • Remove an override DELETE
  • List an end user's overrides GET

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On this page

AuthorizationPath parametersExamplesResponse bodyErrorsMore in Feature flags