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 (integer)

如果不存在则创建一个zip压缩包。

ZIPARCHIVE::OVERWRITE (integer)

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 (integer)

如果压缩包已经存在，则出错。

ZipArchive::RDONLY (integer)

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 (integer)

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 (integer)

查找时忽略名称的大小写。

ZIPARCHIVE::FL_NODIR (integer)

忽略目录部分

ZIPARCHIVE::FL_COMPRESSED (integer)

读取压缩数据

ZIPARCHIVE::FL_UNCHANGED (integer)

使用原始数据，忽略更改。

ZipArchive::FL_RECOMPRESS (integer)

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 (integer)

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

ZipArchive::FL_OVERWRITE (integer)

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

ZipArchive::FL_LOCAL (integer)

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

ZipArchive::ZIP_FL_CENTRAL (integer)

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

ZipArchive::FL_ENC_GUESS (integer)

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

ZipArchive::FL_ENC_RAW (integer)

Get unmodified string. Available as of PHP 7.0.8.

ZipArchive::FL_ENC_STRICT (integer)

Follow specification strictly. Available as of PHP 7.0.8.

ZipArchive::FL_ENC_UTF_8 (integer)

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

ZipArchive::FL_ENC_CP437 (integer)

String is CP437 encoded. Available as of PHP 7.0.8.

ZIPARCHIVE::CM_DEFAULT (integer)

更好的压缩或存储。

ZIPARCHIVE::CM_STORE (integer)

存储（不压缩）。

ZIPARCHIVE::CM_SHRINK (integer)

收缩

ZIPARCHIVE::CM_REDUCE_1 (integer)

用因子1换算

ZIPARCHIVE::CM_REDUCE_2 (integer)

用因子2换算

ZIPARCHIVE::CM_REDUCE_3 (integer)

用因子3换算

ZIPARCHIVE::CM_REDUCE_4 (integer)

用因子4换算

ZIPARCHIVE::CM_IMPLODE (integer)

聚爆

ZIPARCHIVE::CM_DEFLATE (integer)

deflated

ZIPARCHIVE::CM_DEFLATE64 (integer)

deflate64

ZIPARCHIVE::CM_PKWARE_IMPLODE (integer)

PKWARE imploding

ZIPARCHIVE::CM_BZIP2 (integer)

BZIP2算法

ZipArchive::CM_LZMA (integer)

LZMA 算法

ZipArchive::CM_LZMA2 (integer)

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_XZ (integer)

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 (integer)

没有错误。

ZIPARCHIVE::ER_MULTIDISK (integer)

不支持多磁盘zip压缩包。

ZIPARCHIVE::ER_RENAME (integer)

重命名临时文件失败。

ZIPARCHIVE::ER_CLOSE (integer)

关闭zip压缩包失败。

ZIPARCHIVE::ER_SEEK (integer)

寻址错误

ZIPARCHIVE::ER_READ (integer)

读取错误

ZIPARCHIVE::ER_WRITE (integer)

写入错误

ZIPARCHIVE::ER_CRC (integer)

CRC校验失败

ZIPARCHIVE::ER_ZIPCLOSED (integer)

zip压缩包已关闭

ZIPARCHIVE::ER_NOENT (integer)

没有文件

ZIPARCHIVE::ER_EXISTS (integer)

文件已经存在

ZIPARCHIVE::ER_OPEN (integer)

不能打开文件

ZIPARCHIVE::ER_TMPOPEN (integer)

创建临时文件失败

ZIPARCHIVE::ER_ZLIB (integer)

Zlib错误

ZIPARCHIVE::ER_MEMORY (integer)

内存分配失败

ZIPARCHIVE::ER_CHANGED (string)

条目已被改变

ZIPARCHIVE::ER_COMPNOTSUPP (integer)

不支持的压缩方式

ZIPARCHIVE::ER_EOF (integer)

过早的EOF

ZIPARCHIVE::ER_INVAL (integer)

无效的参数

ZIPARCHIVE::ER_NOZIP (integer)

不是一个zip压缩包

ZIPARCHIVE::ER_INTERNAL (integer)

内部错误（Internal error）

ZIPARCHIVE::ER_INCONS (integer)

Zip压缩包不一致

ZIPARCHIVE::ER_REMOVE (integer)

不能移除文件

ZIPARCHIVE::ER_DELETED (integer)

条目已被删除

ZipArchive::ER_ENCRNOTSUPP (integer)

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

ZipArchive::ER_RDONLY (integer)

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

ZipArchive::ER_NOPASSWD (integer)

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

ZipArchive::ER_WRONGPASSWD (integer)

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

ZipArchive::ZIP_ER_OPNOTSUPP (integer)

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 (integer)

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 (integer)

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 (integer)

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 (integer)

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 (integer)

No encryption, since PHP 7.2.0, PECL zip 1.14.0

ZipArchive::EM_AES_128 (integer)

AES 128 encryption, since PHP 7.2.0, PECL zip 1.14.0

ZipArchive::EM_AES_192 (integer)

AES 1192 encryption, since PHP 7.2.0, PECL zip 1.14.0

ZipArchive::EM_AES_256 (integer)

AES 256 encryption, since PHP 7.2.0, PECL zip 1.14.0

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 (integer)

ZipArchive::OPSYS_AMIGA (integer)

ZipArchive::OPSYS_OPENVMS (integer)

ZipArchive::OPSYS_UNIX (integer)

ZipArchive::OPSYS_VM_CMS (integer)

ZipArchive::OPSYS_ATARI_ST (integer)

ZipArchive::OPSYS_OS_2 (integer)

ZipArchive::OPSYS_MACINTOSH (integer)

ZipArchive::OPSYS_Z_SYSTEM (integer)

ZipArchive::OPSYS_CPM (integer)

ZipArchive::OPSYS_WINDOWS_NTFS (integer)

ZipArchive::OPSYS_MVS (integer)

ZipArchive::OPSYS_VSE (integer)

ZipArchive::OPSYS_ACORN_RISC (integer)

ZipArchive::OPSYS_VFAT (integer)

ZipArchive::OPSYS_ALTERNATE_MVS (integer)

ZipArchive::OPSYS_BEOS (integer)

ZipArchive::OPSYS_TANDEM (integer)

ZipArchive::OPSYS_OS_400 (integer)

ZipArchive::OPSYS_OS_X (integer)

ZipArchive::OPSYS_DEFAULT (integer)

Since PHP 5.6.0, PECL zip 1.12.4