# ssh2_sftp_readlink

(PECL ssh2 >= 0.9.0)

ssh2_sftp_readlink — Return the target of a symbolic link

### 说明

ssh2_sftp_readlink ( resource `$sftp` , string `$link` ) : string

Returns the target of a symbolic link.

### 参数

`sftp`

  An SSH2 SFTP resource opened by ssh2_sftp().

`link`

  Path of the symbolic link.

### 返回值

Returns the target of the symbolic `link`.

### 范例

Example #1 Reading a symbolic link

    <?php
    $connection = ssh2_connect('shell.example.com', 22);
    ssh2_auth_password($connection, 'username', 'password');
    $sftp = ssh2_sftp($connection);

    $target = ssh2_sftp_readlink($sftp, '/tmp/mysql.sock');
    /* $target is now (e.g.): '/var/run/mysql.sock' */
    ?>

### 参见

- readlink() - 返回符号连接指向的目标
- ssh2_sftp_symlink() - Create a symlink