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Phar::canCompress

(PHP 5 >= 5.3.0, PHP 7, PECL phar >= 1.0.0)

Phar::canCompressReturns whether phar extension supports compression using either zlib or bzip2

Description

final public static Phar::canCompress ([ int $type = 0 ] ) : bool

This should be used to test whether compression is possible prior to loading a phar archive containing compressed files.

Parameters

type

Either Phar::GZ or Phar::BZ2 can be used to test whether compression is possible with a specific compression algorithm (zlib or bzip2).

Return Values

true if compression/decompression is available, false if not.

Examples

Example #1 A Phar::canCompress() example

<?php
if (Phar::canCompress()) {
    echo file_get_contents('phar://compressedphar.phar/internal/file.txt');
} else {
    echo 'no compression available';
}
?>

See Also

© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/phar.cancompress.php