NOTE: For Version 3 of the AWS SDK for PHP, please see the V3 User Guide and V3 API Reference.

# Class Version

Guzzle version information

Namespace: Guzzle\Common
Located at Guzzle/Common/Version.php

## Methods summary

- `public static` `warn ( string $message )`

  Emit a deprecation warning

## Methods detail

# `public static`
`warn( string $message )`

Emit a deprecation warning

#### Parameters

$message
  `string`
  $message Warning message

### Magic methods summary

## Constants summary

`string` | `VERSION` | `'3.9.3'` | #

## Properties summary

`public static boolean` | $emitWarnings | # Set this value to true to enable warnings for deprecated functionality use. This should be on in your unit tests, but probably not in production.