Delete a file

# ssh2_sftp_unlink

(PECL ssh2 >= 0.9.0)

ssh2_sftp_unlink — Delete a file

### 说明

function ssh2_sftp_unlink(resource `$sftp`, string `$filename`): bool

Deletes a file on the remote filesystem.

### 参数

`sftp`
  An SSH2 SFTP resource opened by ssh2_sftp().
`filename`

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 示例

示例 #1 Deleting a file

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

    ssh2_sftp_unlink($sftp, '/home/username/stale_file');
    ?>

### 参见

- unlink() - 删除文件

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