预定义常量

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。

ZipArchive 使用的类常量。 有以下三类常量：Flags（以 FL_ 为前缀），errors（以 ER_ 为前缀）以及 mode（没有前缀）。

ZIPARCHIVE::CREATE (int)

如果不存在则创建一个zip压缩包。

ZIPARCHIVE::OVERWRITE (int)

总是以一个新的压缩包开始，此模式下如果已经存在则会被覆盖。

ZIPARCHIVE::EXCL (int)

如果压缩包已经存在，则出错。

ZipArchive::RDONLY (int)

只读模式打开压缩包。 Available as of PHP 7.4.3 and PECL zip 1.17.1, respectively, if built against libzip ≥ 1.0.0.

ZIPARCHIVE::CHECKCONS (int)

对压缩包执行额外的一致性检查，如果失败则显示错误。

ZIPARCHIVE::FL_NOCASE (int)

查找时忽略名称的大小写。

ZIPARCHIVE::FL_NODIR (int)

忽略目录部分

ZIPARCHIVE::FL_COMPRESSED (int)

读取压缩数据

ZIPARCHIVE::FL_UNCHANGED (int)

使用原始数据，忽略更改。

ZipArchive::FL_RECOMPRESS (int)

强制重新压缩数据。 PHP 8.0.0 和 PECL zip 1.18.0 起可以使用。

ZipArchive::FL_ENCRYPTED (int)

Read encrypted data (implies FL_COMPRESSED). Available as of PHP 8.0.0 and PECL zip 1.18.0.

ZipArchive::FL_OVERWRITE (int)

If file with name exists, overwrite (replace) it. Available as of PHP 8.0.0 and PECL zip 1.18.0.

ZipArchive::FL_LOCAL (int)

In local header. Available as of PHP 8.0.0 and PECL zip 1.18.0.

ZipArchive::ZIP_FL_CENTRAL (int)

In central directory. Available as of PHP 8.0.0 and PECL zip 1.18.0.

ZipArchive::FL_ENC_GUESS (int)

Guess string encoding (is default). Available as of PHP 7.0.8.

ZipArchive::FL_ENC_RAW (int)

Get unmodified string. Available as of PHP 7.0.8.

ZipArchive::FL_ENC_STRICT (int)

Follow specification strictly. Available as of PHP 7.0.8.

ZipArchive::FL_ENC_UTF_8 (int)

String is UTF-8 encoded. Available as of PHP 7.0.8.

ZipArchive::FL_ENC_CP437 (int)

String is CP437 encoded. Available as of PHP 7.0.8.

ZIPARCHIVE::CM_DEFAULT (int)

更好的压缩或存储。

ZIPARCHIVE::CM_STORE (int)

存储（不压缩）。

ZIPARCHIVE::CM_SHRINK (int)

收缩

ZIPARCHIVE::CM_REDUCE_1 (int)

用因子1换算

ZIPARCHIVE::CM_REDUCE_2 (int)

用因子2换算

ZIPARCHIVE::CM_REDUCE_3 (int)

用因子3换算

ZIPARCHIVE::CM_REDUCE_4 (int)

用因子4换算

ZIPARCHIVE::CM_IMPLODE (int)

聚爆

ZIPARCHIVE::CM_DEFLATE (int)

deflated

ZIPARCHIVE::CM_DEFLATE64 (int)

deflate64

ZIPARCHIVE::CM_PKWARE_IMPLODE (int)

PKWARE imploding

ZIPARCHIVE::CM_BZIP2 (int)

BZIP2算法

ZipArchive::CM_LZMA (int)

LZMA 算法

ZipArchive::CM_LZMA2 (int)

LZMA2 algorithm. Available as of PHP 7.4.3 and PECL zip 1.16.0, respectively, if built against libzip ≥ 1.6.0.

ZipArchive::CM_ZSTD (int)

Zstandard（zstd）压缩算法。如果针对 libzip ≥ 1.8.0 编译，则分别从 PHP 8.0.0 和 PECL zip 1.19.1 开始可用。

ZipArchive::CM_XZ (int)

XZ algorithm. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively, if built against libzip ≥ 1.6.0.

ZIPARCHIVE::ER_OK (int)

没有错误。

ZIPARCHIVE::ER_MULTIDISK (int)

不支持多磁盘zip压缩包。

ZIPARCHIVE::ER_RENAME (int)

重命名临时文件失败。

ZIPARCHIVE::ER_CLOSE (int)

关闭zip压缩包失败。

ZIPARCHIVE::ER_SEEK (int)

寻址错误

ZIPARCHIVE::ER_READ (int)

读取错误

ZIPARCHIVE::ER_WRITE (int)

写入错误

ZIPARCHIVE::ER_CRC (int)

CRC校验失败

ZIPARCHIVE::ER_ZIPCLOSED (int)

zip压缩包已关闭

ZIPARCHIVE::ER_NOENT (int)

没有文件

ZIPARCHIVE::ER_EXISTS (int)

文件已经存在

ZIPARCHIVE::ER_OPEN (int)

不能打开文件

ZIPARCHIVE::ER_TMPOPEN (int)

创建临时文件失败

ZIPARCHIVE::ER_ZLIB (int)

Zlib错误

ZIPARCHIVE::ER_MEMORY (int)

内存分配失败

ZIPARCHIVE::ER_CHANGED (string)

条目已被改变

ZIPARCHIVE::ER_COMPNOTSUPP (int)

不支持的压缩方式

ZIPARCHIVE::ER_EOF (int)

过早的EOF

ZIPARCHIVE::ER_INVAL (int)

无效的参数

ZIPARCHIVE::ER_NOZIP (int)

不是一个zip压缩包

ZIPARCHIVE::ER_INTERNAL (int)

内部错误（Internal error）

ZIPARCHIVE::ER_INCONS (int)

Zip压缩包不一致

ZIPARCHIVE::ER_REMOVE (int)

不能移除文件

ZIPARCHIVE::ER_DELETED (int)

条目已被删除

ZipArchive::ER_ENCRNOTSUPP (int)

不支持的压缩方式。 PHP 7.4.3 和 PECL zip 1.16.1 起可用。

ZipArchive::ER_RDONLY (int)

Read-only archive. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively.

ZipArchive::ER_NOPASSWD (int)

No password provided. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively.

ZipArchive::ER_WRONGPASSWD (int)

Wrong password provided. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively.

ZipArchive::ZIP_ER_OPNOTSUPP (int)

Operation not supported. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively, if built against libzip ≥ 1.0.0.

ZipArchive::ZIP_ER_INUSE (int)

Resource still in use. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively, if built against libzip ≥ 1.0.0.

ZipArchive::ZIP_ER_TELL (int)

Tell error. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively, if built against libzip ≥ 1.0.0.

ZipArchive::ZIP_ER_COMPRESSED_DATA (int)

Compressed data invalid. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively, if built against libzip ≥ 1.6.0.

ZipArchive::ER_CANCELLED (int)

Operation cancelled. Available as of PHP 7.4.3 and PECL zip 1.16.1, respectively, if built against libzip ≥ 1.6.0.

ZipArchive::EM_NONE (int)

没有加密。分别从 PHP 7.2.0 和 PECL zip 1.14.0 开始可用。

ZipArchive::EM_TRAD_PKWARE (int)

传统 PKWARE 加密。分别从 PHP 8.0.0 和 PECL zip 1.19.0 开始可用。

ZipArchive::EM_AES_128 (int)

AES 128 encryption, since PHP 7.2.0, PECL zip 1.14.0

ZipArchive::EM_AES_192 (int)

AES 1192 encryption, since PHP 7.2.0, PECL zip 1.14.0

ZipArchive::EM_AES_256 (int)

AES 256 encryption, since PHP 7.2.0, PECL zip 1.14.0

ZipArchive::EM_UNKNOWN (int)

未知的加密算法。分别从 PHP 8.0.0 和 PECL zip 1.19.0 开始可用。

ZipArchive::LIBZIP_VERSION (string)

Zip library version. Available as of PHP 7.4.3 and PECL zip 1.16.0.

Operating system constants for external attributes

ZipArchive::OPSYS_DOS (int)

ZipArchive::OPSYS_AMIGA (int)

ZipArchive::OPSYS_OPENVMS (int)

ZipArchive::OPSYS_UNIX (int)

ZipArchive::OPSYS_VM_CMS (int)

ZipArchive::OPSYS_ATARI_ST (int)

ZipArchive::OPSYS_OS_2 (int)

ZipArchive::OPSYS_MACINTOSH (int)

ZipArchive::OPSYS_Z_SYSTEM (int)

ZipArchive::OPSYS_CPM (int)

ZipArchive::OPSYS_WINDOWS_NTFS (int)

ZipArchive::OPSYS_MVS (int)

ZipArchive::OPSYS_VSE (int)

ZipArchive::OPSYS_ACORN_RISC (int)

ZipArchive::OPSYS_VFAT (int)

ZipArchive::OPSYS_ALTERNATE_MVS (int)

ZipArchive::OPSYS_BEOS (int)

ZipArchive::OPSYS_TANDEM (int)

ZipArchive::OPSYS_OS_400 (int)

ZipArchive::OPSYS_OS_X (int)

ZipArchive::OPSYS_DEFAULT (int)

自 PECL zip 1.12.4 起可用