(PHP 5 >= 5.2.0, PHP 7, PECL zip >= 1.1.0)
ZipArchive::unchangeAll — Undo all changes done in the archive
public ZipArchive::unchangeAll ( ) : bool
Undo all changes done in the archive.
This function has no parameters.
Returns true on success or false on failure.
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https://www.php.net/manual/en/ziparchive.unchangeall.php