GZUNCOMPRESS(3) 1 GZUNCOMPRESS(3)gzuncompress - Uncompress a compressed stringSYNOPSIS
string gzuncompress (string $data, [int $length])
This function uncompress a compressed string.
- The data compressed by gzcompress(3).
- The maximum length of data to decode.
The original uncompressed data or FALSE on error.
The function will return an error if the uncompressed data is more than 32768 times the length of the compressed input $data or more than
the optional parameter $length.
$compressed = gzcompress('Compress me', 9);
$uncompressed = gzuncompress($compressed);
SEE ALSO gzcompress(3), gzinflate(3), gzdeflate(3), gzencode(3).
PHP Documentation Group GZUNCOMPRESS(3)
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GZDEFLATE(3) 1 GZDEFLATE(3)gzdeflate - Deflate a stringSYNOPSIS
string gzdeflate (string $data, [int $level = -1], [int $encoding = ZLIB_ENCODING_RAW])
This function compresses the given string using the DEFLATE data format.
For details on the DEFLATE compression algorithm see the document "DEFLATE Compressed Data Format Specification version 1.3" (RFC 1951).
- The data to deflate.
- The level of compression. Can be given as 0 for no compression up to 9 for maximum compression. If not given, the default com-
pression level will be the default compression level of the zlib library.
- One of ZLIB_ENCODING_* constants.
The deflated string or FALSE if an error occurred.
$compressed = gzdeflate('Compress me', 9);
|Version | |
| | |
| | Description |
| | |
| 5.4.0 | |
| | |
| | Added $encoding parameter. |
| | |
SEE ALSO gzinflate(3), gzcompress(3), gzuncompress(3), gzencode(3).
PHP Documentation Group GZDEFLATE(3)
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