Execute a command on a remote server

# ssh2_exec

(PECL ssh2 >= 0.9.0)

ssh2_exec — Execute a command on a remote server

### Description

ssh2_exec(
resource `$session`,
string `$command`,
string `$pty` = ?,
array `$env` = ?,
int `$width` = 80,
int `$height` = 25,
int `$width_height_type` = SSH2_TERM_UNIT_CHARS
): resource|false

Execute a command at the remote end and allocate a channel for it.

### Parameters

`session`
  An SSH connection link identifier, obtained from a call to ssh2_connect().
`command`
`pty`
`env`
  `env` may be passed as an associative array of name/value pairs to set in the target environment.
`width`
  Width of the virtual terminal.
`height`
  Height of the virtual terminal.
`width_height_type`
  `width_height_type` should be one of `SSH2_TERM_UNIT_CHARS` or `SSH2_TERM_UNIT_PIXELS`.

### Return Values

Returns a stream on success or `false` on failure.

### Examples

Example #1 Executing a command

`<?php
$connection = ssh2_connect('shell.example.com', 22);
ssh2_auth_password($connection, 'username', 'password');
$stream = ssh2_exec($connection, '/usr/local/bin/php -i');
?>`

### See Also

- ssh2_connect() - Connect to an SSH server
- ssh2_shell() - Request an interactive shell
- ssh2_tunnel() - Open a tunnel through a remote server

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