Namespace GuzzleHttp
| GuzzleHttp\Cookie |
| GuzzleHttp\Exception |
| GuzzleHttp\Handler |
| GuzzleHttp\Promise |
| GuzzleHttp\Psr7 |
| Client | |
| HandlerStack | Creates a composed Guzzle handler function by stacking middlewares on top of an HTTP handler function. |
| MessageFormatter | Formats log messages using variable substitutions for requests, responses, and other transactional data. |
| Middleware | Functions used to create and wrap handlers with handler middleware. |
| Pool | Sends and iterator of requests concurrently using a capped pool size. |
| PrepareBodyMiddleware | Prepares requests that contain a body, adding the Content-Length, Content-Type, and Expect headers. |
| RedirectMiddleware | Request redirect middleware. |
| RequestOptions | This class contains a list of built-in Guzzle request options. |
| RetryMiddleware | Middleware that retries requests based on the boolean result of invoking the provided "decider" function. |
| TransferStats | Represents data at the point after it was transferred either successfully or after a network error. |
| UriTemplate | Expands URI templates. Userland implementation of PECL uri_template. |
| ClientInterface | Client interface for sending HTTP requests. |
| choose_handler | Chooses and creates a default handler to use based on the environment. |
| debug_resource | Returns a debug stream based on the provided variable. |
| default_ca_bundle | Returns the default cacert bundle for the current system. |
| default_user_agent | Get the default User-Agent string to use with Guzzle |
| describe_type | Debug function used to describe the provided value type and class. |
| headers_from_lines | Parses an array of header lines into an associative array of headers. |
| is_host_in_noproxy | Returns true if the provided host matches any of the no proxy areas. |
| json_decode | Wrapper for json_decode that throws when an error occurs. |
| json_encode | Wrapper for JSON encoding that throws when an error occurs. |
| normalize_header_keys | Creates an associative array of lowercase header names to the actual header casing. |
| uri_template | Expands a URI template |