PharData::offsetUnset
(PHP >= 5.3.0, PECL phar >= 2.0.0)
PharData::offsetUnset — remove a file from a tar/zip archive
Description
bool PharData::offsetUnset
( string
$offset
)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.
Parameters
-
offset -
The filename (relative path) to modify in the tar/zip archive.
Return Values
Returns TRUE on success or FALSE on failure.
Errors/Exceptions
Throws PharException if there are any problems flushing changes made to the tar/zip archive to disk.
Examples
Example #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;
}
?>
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Расширения для сжатия и архивации
- Phar
- Функция PharData::addEmptyDir() - Add an empty directory to the tar/zip archive
- Функция PharData::addFile() - Add a file from the filesystem to the tar/zip archive
- Функция PharData::addFromString() - Add a file from the filesystem to the tar/zip archive
- Функция PharData::buildFromDirectory() - Construct a tar/zip archive from the files within a directory.
- Функция PharData::buildFromIterator() - Construct a tar or zip archive from an iterator.
- Функция PharData::compress() - Compresses the entire tar/zip archive using Gzip or Bzip2 compression
- Функция PharData::compressFiles() - Compresses all files in the current tar/zip archive
- Функция PharData::__construct() - Construct a non-executable tar or zip archive object
- Функция PharData::convertToData() - Convert a phar archive to a non-executable tar or zip file
- Функция PharData::convertToExecutable() - Convert a non-executable tar/zip archive to an executable phar archive
- Функция PharData::copy() - Copy a file internal to the phar archive to another new file within the phar
- Функция PharData::decompress() - Decompresses the entire Phar archive
- Функция PharData::decompressFiles() - Decompresses all files in the current zip archive
- Функция PharData::delMetadata() - Deletes the global metadata of a zip archive
- Функция PharData::delete() - Delete a file within a tar/zip archive
- Функция PharData::extractTo() - Extract the contents of a tar/zip archive to a directory
- Функция PharData::isWritable() - Returns true if the tar/zip archive can be modified
- Функция PharData::offsetSet() - set the contents of a file within the tar/zip to those of an external file or string
- Функция PharData::offsetUnset() - remove a file from a tar/zip archive
- Функция PharData::setAlias() - dummy function (Phar::setAlias is not valid for PharData)
- Функция PharData::setDefaultStub() - dummy function (Phar::setDefaultStub is not valid for PharData)
- Функция Phar::setMetadata() - Sets phar archive meta-data
- Функция Phar::setSignatureAlgorithm() - set the signature algorithm for a phar and apply it. The
- Функция PharData::setStub() - dummy function (Phar::setStub is not valid for PharData)
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