Audio Streams
List of Available Filters
List of Supported Protocols/Wrappers
PHP Manual

## Process Interaction Streams

expect:// PHP 4.3.0 and up (PECL)

- expect://command

> Note: This wrapper is not enabled by default
> In order to use the expect:// wrapper you must install the » Expect extension available from » PECL.

Streams opened via the expect:// wrapper provide access to process'es stdio, stdout and stderr via PTY.

Wrapper Summary
Attribute | Supported
--- | ---
Restricted by allow_url_fopen | No
Allows Reading | Yes
Allows Writing | Yes
Allows Appending | Yes
Allows Simultaneous Reading and Writing | No
Supports stat() | No
Supports unlink() | No
Supports rename() | No
Supports mkdir() | No
Supports rmdir() | No

Audio Streams
List of Available Filters
List of Supported Protocols/Wrappers
PHP Manual