# ssh2_sftp_realpath

(PECL ssh2 >= 0.9.0)

ssh2_sftp_realpath — Resolve the realpath of a provided path string

### 说明

ssh2_sftp_realpath ( resource `$sftp` , string `$filename` ) : string

Translates `filename` into the effective real path on the remote filesystem.

### 参数

`sftp`

  An SSH2 SFTP resource opened by ssh2_sftp().

`filename`

### 返回值

Returns the real path as a string.

### 范例

Example #1 Resolving a pathname

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

    $realpath = ssh2_sftp_realpath($sftp, '/home/username/../../../..//./usr/../etc/passwd');
    /* $realpath is now: '/etc/passwd' */
    ?>

### 参见

- realpath() - 返回规范化的绝对路径名
- ssh2_sftp_symlink() - Create a symlink
- ssh2_sftp_readlink() - Return the target of a symbolic link