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PHP

Returns whether phar extension supports compression using either zlib or bzip2


Phar::canCompress

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

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

Description

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

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';
}
?>

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