PharData::offsetUnset()
(PHP 5 >= 5.3.0, PHP 7, PECL phar >= 2.0.0)
Remove a file from a tar/zip archive
说明
PharData::offsetUnset(string $offset): bool
This is an implementation of the ArrayAccess interface allowing direct manipulation of the contents of a tar/zip archive using array access brackets. offsetUnset is used for deleting an existing file, and is called by the unset() language construct.
参数
- $offset
The filename(relative path)to modify in the tar/zip archive.
返回值
成功时返回TRUE
,或者在失败时返回FALSE
。
错误/异常
Throws PharException if there are any problems flushing changes made to the tar/zip archive to disk.
范例
A PharData::offsetUnset() example
<?php $p = new PharData('/path/to/my.zip'); try { // deletes file.txt from my.zip by calling offsetUnset unset($p['file.txt']); } catch (Exception $e) { echo 'Could not delete file.txt: ', $e; } ?>
参见
- Phar::offsetUnset() Remove a file from a phar