PHP Manual: Open a ZIP file archive

Description

mixed ZipArchive::open ( string $filename [, int $flags ] )

Opens a new zip archive for reading, writing or modifying.

Parameters

filename

The file name of the ZIP archive to open.

flags

The mode to use to open the archive.

ZipArchive::OVERWRITE
ZipArchive::CREATE
ZipArchive::EXCL
ZipArchive::CHECKCONS

Return Values

Error codes

Returns TRUE on success or the error code.

ZipArchive::ER_EXISTS

File already exists.
ZipArchive::ER_INCONS

Zip archive inconsistent.
ZipArchive::ER_INVAL

Invalid argument.
ZipArchive::ER_MEMORY

Malloc failure.
ZipArchive::ER_NOENT

No such file.
ZipArchive::ER_NOZIP

Not a zip archive.
ZipArchive::ER_OPEN

Can't open file.
ZipArchive::ER_READ

Read error.
ZipArchive::ER_SEEK

Seek error.

Examples

Example #1 Open and extract


<?php
$zip = new ZipArchive;
$res = $zip->open('test.zip');
if ($res === TRUE) {
    echo 'ok';
    $zip->extractTo('test');
    $zip->close();
} else {
    echo 'failed, code:' . $res;
}
?>

Example #2 Create an archive


<?php
$zip = new ZipArchive;
$res = $zip->open('test.zip', ZipArchive::CREATE);
if ($res === TRUE) {
    $zip->addFromString('test.txt', 'file content goes here');
    $zip->addFile('data.txt', 'entryname.txt');
    $zip->close();
    echo 'ok';
} else {
    echo 'failed';
}
?>