The ACL that you want to allow for the objects that will be uploaded.
BucketName
The name of the bucket that you want to allow uploads to.
Alternatively, you can include the bucket name when you add
the Key element.
CacheControl
The cache control you want to allow for the objects that will be uploaded.
ContentDisposition
The content disposition you want to allow for the objects that will be uploaded.
ContentEncoding
The content encoding you want to allow for the objects that will be uploaded.
ContentLength
The content length you want to allow for the objects that will be uploaded.
ContentType
The content type you want to allow for the objects that will be uploaded.
Key
The acceptable key name or a prefix for the uploaded objects.
This element should always be present in a post policy.
ObjectExpiry
The date and time you want to allow before objects that will be uploaded
are considered stale by the browser.
The value for this element will be included in the UrlSigner.PostPolicy
in ISO8601 basic format. When using this element for SetStartsWith(UrlSigner.PostPolicyStandardElement, String)
you should specify the part of the ISO8601 basic format representation that you want
values on upload to start with.
SuccessActionRedirect
The allowed URL to which the client is redirected upon successful upload.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[[["\u003cp\u003eThis page details the \u003ccode\u003ePostPolicyStandardElement\u003c/code\u003e enum within the \u003ccode\u003eGoogle.Cloud.Storage.V1\u003c/code\u003e namespace, used for specifying standard elements in a \u003ccode\u003eUrlSigner.PostPolicy\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eIt covers versions of the library ranging from 3.4.0 up to the latest, 4.11.0, with the \u003ccode\u003ePostPolicyStandardElement\u003c/code\u003e enum present across all those versions.\u003c/p\u003e\n"],["\u003cp\u003eThe enum \u003ccode\u003ePostPolicyStandardElement\u003c/code\u003e includes fields like \u003ccode\u003eAcl\u003c/code\u003e, \u003ccode\u003eBucketName\u003c/code\u003e, \u003ccode\u003eKey\u003c/code\u003e, \u003ccode\u003eContentType\u003c/code\u003e, and more, which define various constraints and properties for object uploads.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eObjectExpiry\u003c/code\u003e field allows setting a time limit before uploaded objects become stale, using the ISO8601 basic format.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eSuccessActionStatus\u003c/code\u003e field can be set to \u003ccode\u003eOK\u003c/code\u003e, \u003ccode\u003eCreated\u003c/code\u003e, or \u003ccode\u003eNoContent\u003c/code\u003e when the \u003ccode\u003eSuccessActionRedirect\u003c/code\u003e is not used to determine the client's successful upload status code.\u003c/p\u003e\n"]]],[],null,[]]
