下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。
| Constant | Value | Description |
|---|---|---|
Phar::NONE
(integer)
|
0x00000000 | no compression |
Phar::COMPRESSED
(integer)
|
0x0000F000 | bitmask that can be used with file flags to determine if any compression is present |
Phar::GZ
(integer)
|
0x00001000 | zlib (gzip) compression |
Phar::BZ2
(integer)
|
0x00002000 | bzip2 compression |
| Constant | Value | Description |
|---|---|---|
Phar::PHAR
(integer)
|
1 | phar file format |
Phar::TAR
(integer)
|
2 | tar file format |
Phar::ZIP
(integer)
|
3 | zip file format |
| Constant | Value | Description |
|---|---|---|
Phar::MD5
(integer)
|
0x0001 | signature with md5 hash algorithm |
Phar::SHA1
(integer)
|
0x0002 | signature with sha1 hash algorithm |
Phar::SHA256
(integer)
|
0x0003 | signature with sha256 hash algorithm (requires hash extension) |
Phar::SHA512
(integer)
|
0x0004 | signature with sha512 hash algorithm (requires hash extension) |
Phar::OPENSSL
(integer)
|
0x0010 | signature with OpenSSL public/private key pair. This is a true, asymmetric key signature. |
| Constant | Value | Description |
|---|---|---|
Phar::PHP
(integer)
|
0 | used to instruct the mimeoverrides parameter of Phar::webPhar() that the extension should be parsed as a PHP file |
Phar::PHPS
(integer)
|
1 | used to instruct the mimeoverrides parameter of Phar::webPhar() that the extension should be parsed as a PHP source file through highlight_file() |