(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 2.0.0)
PharData::offsetUnset — Remove a file from a tar/zip archive
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.
localNameThe filename (relative path) to modify in the tar/zip archive.
没有返回值。
Throws PharException if there are any problems flushing changes made to the tar/zip archive to disk.
示例 #1 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;
}
?>