À partir du 8 septembre 2025, chaque nouvelle ligne devra indiquer si elle diffusera ou non des annonces à caractère politique dans l'Union européenne (UE). Les importations de fichiers SDF et les appels à l'API Display & Video 360 qui ne fournissent pas de déclarations échoueront. Pour savoir comment mettre à jour votre intégration afin d'effectuer cette déclaration, consultez notre page sur les abandons de compatibilité.
Sauf indication contraire, le contenu de cette page est régi par une licence Creative Commons Attribution 4.0, et les échantillons de code sont régis par une licence Apache 2.0. Pour en savoir plus, consultez les Règles du site Google Developers. Java est une marque déposée d'Oracle et/ou de ses sociétés affiliées.
Dernière mise à jour le 2025/07/25 (UTC).
[null,null,["Dernière mise à jour le 2025/07/25 (UTC)."],[[["\u003cp\u003eDisplay & Video 360 API v2 is sunset and this documentation details how to duplicate a line item using the API.\u003c/p\u003e\n"],["\u003cp\u003eThis method duplicates an existing line item within a specified advertiser, returning the new line item's ID.\u003c/p\u003e\n"],["\u003cp\u003eYouTube & Partners line items are excluded and cannot be duplicated using this API.\u003c/p\u003e\n"],["\u003cp\u003eDue to potential latency, increasing your default timeout is recommended to avoid errors.\u003c/p\u003e\n"],["\u003cp\u003eProper authorization with the \u003ccode\u003ehttps://www.googleapis.com/auth/display-video\u003c/code\u003e scope is required.\u003c/p\u003e\n"]]],["The Display & Video 360 API v2 has ended. To duplicate a line item, use a POST request to the specified URL, providing the `advertiserId` and `lineItemId` as path parameters. The request body requires a `targetDisplayName` for the new line item. A successful response returns a `duplicateLineItemId`. Note that YouTube & Partners line items can't be managed via the API, and high latency is expected. An increased default timeout is advised. The necessary authorization scope is `https://www.googleapis.com/auth/display-video`.\n"],null,["# Method: advertisers.lineItems.duplicate\n\n| Display \\& Video 360 API v2 has sunset.\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Request body](#body.request_body)\n - [JSON representation](#body.request_body.SCHEMA_REPRESENTATION)\n- [Response body](#body.response_body)\n - [JSON representation](#body.DuplicateLineItemResponse.SCHEMA_REPRESENTATION)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nDuplicates a line item. Returns the ID of the created line item if successful.\n\nYouTube \\& Partners line items cannot be created or updated using the API.\n\n**This method regularly experiences high latency.** We recommend [increasing your default timeout](/display-video/api/guides/best-practices/timeouts#client_library_timeout) to avoid errors.\n\n### HTTP request\n\n`POST https://displayvideo.googleapis.com/v2/advertisers/{advertiserId}/lineItems/{lineItemId}:duplicate`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n| Parameters ||\n|----------------|---------------------------------------------------------------------------------------------------------------------------------------------------|\n| `advertiserId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` Required. The ID of the advertiser this line item belongs to. |\n| `lineItemId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` Required. The ID of the line item to duplicate. |\n\n### Request body\n\nThe request body contains data with the following structure:\n\n| JSON representation |\n|-----------------------------------------|\n| ``` { \"targetDisplayName\": string } ``` |\n\n| Fields ||\n|---------------------|---------------------------------------------------------------------------------------------------------|\n| `targetDisplayName` | `string` The display name of the new line item. Must be UTF-8 encoded with a maximum size of 240 bytes. |\n\n### Response body\n\nIf successful, the response body contains data with the following structure:\n\n| JSON representation |\n|-------------------------------------------|\n| ``` { \"duplicateLineItemId\": string } ``` |\n\n| Fields ||\n|-----------------------|----------------------------------------------------------------------------------------------------------------------|\n| `duplicateLineItemId` | `string (`[int64](https://developers.google.com/discovery/v1/type-format)` format)` The ID of the created line item. |\n\n### Authorization scopes\n\nRequires the following OAuth scope:\n\n- `https://www.googleapis.com/auth/display-video`\n\nFor more information, see the [OAuth 2.0 Overview](https://developers.google.com/identity/protocols/OAuth2)."]]
