Policy documents allow HTML forms to restrict uploads based on certain conditions. If the policy document is expired or the conditions are not satisfied, submitting the form will not succeed.
[[["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 2025-04-22 UTC."],[[["The page provides access to documentation for various versions of the `PolicyDocument` structure within the Google Cloud Storage C++ library, ranging from version 2.11.0 to the latest release candidate 2.37.0-rc."],["`PolicyDocument` structures define constraints for HTML form uploads, ensuring they only proceed if specific conditions are met and the document is valid."],["The `PolicyDocument` is a mechanism to prevent form submission when conditions are not satisfied or the document is expired."],["Google Cloud Storage's documentation provides further information about policy documents and their function within the XML API, which is linked on the page."]]],[]]
