ZipArchive::open

(PHP 5 >= 5.2.0, PHP 7, PECL zip >= 1.1.0)

ZipArchive::open — Open a ZIP file archive

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

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

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filename

The file name of the ZIP archive to open.

flags

The mode to use to open the archive.

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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.

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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';
}
?>