StoreSetMetadata

Last update:

May 18, 2026

Description
Sets the metadata on bucket or object.

Returns
Nothing

Syntax

StoreSetMetadata(url,Struct)

Parameters

Parameter	Description
url	Amazon S3 URLs (bucket or object).
struct	Represents the metadata. See Standard keys (in this page) for a list of standard keys in metadata.You can also have custom metadata apart from the standard ones.

History
ColdFusion 9 Update 1: Added this function

Example

<cfscript> 

    mydate = #Now()#; 

    hello = structNew(); 

    hello.color = "grey"; 

</cfscript> 

<cfset dir = "s3://mycfbucket"> 

<cffile action="write" file="#dir#/hello5.txt" output="Sample s3 text"> 

<cfset StoreSetMetadata("#dir#/hello5.txt","#hello#")> 

<cfset test = StoreGetMetadata("#dir#/hello5.txt")> 

<cfdump var="#test#">

Standard keys

The following are the standard keys in the metadata:

For objects:

last_modified
date
owner
etag
content_length
content_type
content_encoding
content_disposition
content_language
content_md5
md5_hash

For buckets:

date
owner

StoreSetMetadata

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