# ssh2_sftp

(PECL ssh2 >= 0.9.0)

ssh2_sftp — Initialize SFTP subsystem

### 说明

ssh2_sftp ( resource `$session` ) : resource

Request the SFTP subsystem from an already connected SSH2 server.

### 参数

`session`

  An SSH connection link identifier, obtained from a call to ssh2_connect().

### 返回值

This method returns an SSH2 SFTP resource for use with all other ssh2_sftp_*() methods and the ssh2.sftp:// fopen wrapper.

### 范例

Example #1 Opening a file via SFTP

    <?php
    $connection = ssh2_connect('shell.example.com', 22);
    ssh2_auth_password($connection, 'username', 'password');

    $sftp = ssh2_sftp($connection);

    $stream = fopen('ssh2.sftp://' . intval($sftp) . '/path/to/file', 'r');
    ?>

### 参见

- ssh2_scp_recv() - Request a file via SCP
- ssh2_scp_send() - Send a file via SCP