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。
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FORCE_GZIP
(int) -
FORCE_DEFLATE
(int) -
ZLIB_ENCODING_RAW
(int) - DEFLATE algorithm as per RFC 1951. Available as of PHP 7.0.0.
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ZLIB_ENCODING_DEFLATE
(int) - ZLIB compression algorithm as per RFC 1950. Available as of PHP 7.0.0.
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ZLIB_ENCODING_GZIP
(int) - GZIP algorithm as per RFC 1952. Available as of PHP 7.0.0.
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ZLIB_FILTERED
(int) - Available as of PHP 7.0.0.
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ZLIB_HUFFMAN_ONLY
(int) - Available as of PHP 7.0.0.
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ZLIB_FIXED
(int) - Available as of PHP 7.0.0.
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ZLIB_RLE
(int) - Available as of PHP 7.0.0.
-
ZLIB_DEFAULT_STRATEGY
(int) - Available as of PHP 7.0.0.
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ZLIB_BLOCK
(int) - Available as of PHP 7.0.0.
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ZLIB_NO_FLUSH
(int) - Available as of PHP 7.0.0.
-
ZLIB_PARTIAL_FLUSH
(int) - Available as of PHP 7.0.0.
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ZLIB_SYNC_FLUSH
(int) - Available as of PHP 7.0.0.
-
ZLIB_FULL_FLUSH
(int) - Available as of PHP 7.0.0.
-
ZLIB_FINISH
(int) - Available as of PHP 7.0.0.