[null,null,["最后更新时间 (UTC):2025-07-25。"],[],[],null,["# Method: courses.posts.addOnAttachments.studentSubmissions.patch\n\n| This method is deprecated; use the `course.announcements.addOnAttachments.studentSubmissions`, `course.courseWork.addOnAttachments.studentSubmissions` or `course.courseWorkMaterials.addOnAttachments.studentSubmissions` method instead.\n\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Query parameters](#body.QUERY_PARAMETERS)\n- [Request body](#body.request_body)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n\nUpdates data associated with an add-on attachment submission.\n\nRequires the add-on to have been the original creator of the attachment and the attachment to have a positive `maxPoints` value set.\n\nThis method returns the following error codes:\n\n- `PERMISSION_DENIED` for [access errors](/workspace/classroom/reference/Access.Errors).\n- `INVALID_ARGUMENT` if the request is malformed.\n- `NOT_FOUND` if one of the identified resources does not exist.\n\n### HTTP request\n\n`PATCH https://classroom.googleapis.com/v1/courses/{courseId}/posts/{postId}/addOnAttachments/{attachmentId}/studentSubmissions/{submissionId}`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n| Parameters ||\n|---------------------------|------------------------------------------------------------|\n| `courseId` | `string` Required. Identifier of the course. |\n| `postId` **(deprecated)** | `string` Optional. Deprecated, use `itemId` instead. |\n| `attachmentId` | `string` Required. Identifier of the attachment. |\n| `submissionId` | `string` Required. Identifier of the student's submission. |\n\n### Query parameters\n\n| Parameters ||\n|--------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `itemId` | `string` Identifier of the `Announcement`, `CourseWork`, or `CourseWorkMaterial` under which the attachment is attached. This field is required, but is not marked as such while we are migrating from postId. |\n| `updateMask` | `string (`[FieldMask](https://protobuf.dev/reference/protobuf/google.protobuf/#field-mask)` format)` Required. Mask that identifies which fields on the attachment to update. The update fails if invalid fields are specified. If a field supports empty values, it can be cleared by specifying it in the update mask and not in the `AddOnAttachmentStudentSubmission` object. The following fields may be specified by teachers: - `pointsEarned` This is a comma-separated list of fully qualified names of fields. Example: `\"user.displayName,photo\"`. |\n\n### Request body\n\nThe request body contains an instance of [AddOnAttachmentStudentSubmission](/workspace/classroom/reference/rest/v1/courses.courseWork.addOnAttachments.studentSubmissions#AddOnAttachmentStudentSubmission).\n\n### Response body\n\nIf successful, the response body contains an instance of [AddOnAttachmentStudentSubmission](/workspace/classroom/reference/rest/v1/courses.courseWork.addOnAttachments.studentSubmissions#AddOnAttachmentStudentSubmission).\n\n### Authorization scopes\n\nRequires the following OAuth scope:\n\n- `https://www.googleapis.com/auth/classroom.addons.teacher`\n\nFor more information, see the [Authorization guide](/workspace/guides/configure-oauth-consent)."]]