If you've already got a filepath of the form "ssh2.sftp://$sftp/path/to/file" you can just use unlink() on that path
ssh2_sftp_unlink
(PECL ssh2 >= 0.9.0)
ssh2_sftp_unlink — Delete a file
说明
Deletes a file on the remote filesystem.
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($sftp, '/home/username/stale_file');
?>
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User Contributed Notes 2 notes
andrew at pause dot ca ¶
9 years ago
pfortin at expertime dot com ¶
4 years ago
For some reasons, sometime it's not working. You can do like this instead:
unlink('ssh2.sftp://' . intval($sftp) . ssh2_sftp_realpath($sftp,".") . "./".$dstFile);
