Provide an expected final length of an uploaded object.
Resumable uploads allow or an additional integrity check - make GCS check if the uploaded content matches the declared length. If it doesn't the upload will fail.
[[["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 2025-04-17 UTC."],[[["The webpage provides documentation for the `UploadContentLength` structure across multiple versions, ranging from 2.11.0 to the latest release candidate 2.37.0-rc."],["This `UploadContentLength` structure is used to specify the expected final length of an uploaded object, enabling integrity checks by GCS."],["Resumable uploads with this functionality allow for an extra step where GCS verifies that the uploaded content matches the specified length, and the upload will fail if it does not."],["The page also contains information about the static `header_name()` function, which returns the header's name as a `char const *`."]]],[]]
