PharFileInfo::isCompressed

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 1.0.0)

PharFileInfo::isCompressed — Returns whether the entry is compressed

说明

public PharFileInfo::isCompressed(?int $compression = null): bool

This returns whether a file is compressed within a Phar archive with either Gzip or Bzip2 compression.

参数

compression: One of Phar::GZ or Phar::BZ2, defaults to any compression.

返回值

true if the file is compressed within the Phar archive, false if not.

更新日志

版本	说明
8.0.0	`compression` is now nullable.

范例

示例 #1 A PharFileInfo::isCompressed() example


<?php
try {
    $p = new Phar('/path/to/my.phar', 0, 'my.phar');
    $p['myfile.txt'] = 'hi';
    $p['myfile2.txt'] = 'hi';
    $p['myfile2.txt']->setCompressedGZ();
    $file = $p['myfile.txt'];
    $file2 = $p['myfile2.txt'];
    var_dump($file->isCompressed());
    var_dump($file2->isCompressed());
} catch (Exception $e) {
    echo 'Create/modify on phar my.phar failed: ', $e;
}
?>

以上例程会输出：

bool(false)
bool(true)

参见

PharFileInfo::getCompressedSize() - Returns the actual size of the file (with compression) inside the Phar archive
PharFileInfo::decompress() - Decompresses the current Phar entry within the phar
PharFileInfo::compress() - Compresses the current Phar entry with either zlib or bzip2 compression
Phar::decompress() - Decompresses the entire Phar archive
Phar::compress() - Compresses the entire Phar archive using Gzip or Bzip2 compression
Phar::canCompress() - Returns whether phar extension supports compression using either zlib or bzip2
Phar::isCompressed() - Returns Phar::GZ or PHAR::BZ2 if the entire phar archive is compressed (.tar.gz/tar.bz and so on)
Phar::getSupportedCompression() - Return array of supported compression algorithms
Phar::decompressFiles() - Decompresses all files in the current Phar archive
Phar::compressFiles() - Compresses all files in the current Phar archive

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官方地址：https://www.php.net/manual/en/pharfileinfo.iscompressed.php

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PharFileInfo::isCompressed

说明

参数

返回值

更新日志

范例

参见

User Contributed Notes