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Updates existing function.
HTTP requestPATCH https://cloudfunctions.googleapis.com/v1/{function.name}
function.name
string
A user-defined name of the function. Function names must be unique globally and match pattern projects/*/locations/*/functions/*
It takes the form projects/{project}/locations/{location}/functions/{function}
.
updateMask
string (
FieldMask
format)
Required. The list of fields in CloudFunction
that have to be updated.
This is a comma-separated list of fully qualified names of fields. Example: "user.displayName,photo"
.
The request body contains an instance of CloudFunction
.
If successful, the response body contains an instance of Operation
.
Requires the following OAuth scope:
https://www.googleapis.com/auth/cloud-platform
For more information, see the Authentication Overview.
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2025-06-16 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-06-16 UTC."],[[["This documentation describes how to update an existing Google Cloud Function using a PATCH HTTP request to a specific endpoint."],["The request requires specifying the function's unique name as a path parameter in the format `projects/*/locations/*/functions/*`."],["The `updateMask` query parameter, formatted as a FieldMask, is mandatory to indicate which fields of the CloudFunction resource need updating."],["The request body must contain an instance of the `CloudFunction` resource, while a successful response will include an `Operation` resource."],["Updating a function requires authorization via the `https://www.googleapis.com/auth/cloud-platform` OAuth scope."]]],[]]
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