This document presents the usage methods, interface definitions, and parameter specifications of the Torch Object Storage (TOS) PHP SDK across various application scenarios.

SDK Overview

Category			Related documentation
Preparation for Use			Installing the SDK Initialize Client Quick Start Pre-signed URL
Storage Bucket Interface			Create Bucket List Buckets Retrieve Bucket Metadata Delete Bucket
Object Interface	Uploads an object.	Standard Upload Additional Upload Multipart Upload
		Download Object	Standard Download Conditional Download Range Download
		Managed Objects	Managing Object Access Permissions Managed Object Metadata Enumeration of Objects When you delete an object Copy Object
Data processing			Image Processing Snapshot
Fault Handling			Exception Handling