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.

示例

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;
}
?>

以上示例会输出：

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

发现了问题？

了解如何改进此页面 • 提交拉取请求 • 报告一个错误

＋添加备注

用户贡献的备注

此页面尚无用户贡献的备注。

备份地址：http://www.lvesu.com/blog/php/pharfileinfo.iscompressed.php