gzuncompress(3) [php man page]

GZUNCOMPRESS(3) 							 1							   GZUNCOMPRESS(3)

gzuncompress - Uncompress a compressed string

SYNOPSIS

       string gzuncompress (string  $data, [int  $length])

DESCRIPTION

	This function uncompress a compressed string.

PARAMETERS

	      o $data
		- The data compressed by gzcompress(3).

	      o $length
		- The maximum length of data to decode.

RETURN VALUES

	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.

EXAMPLES

       Example #1

	      gzuncompress(3) example

	      <?php
	      $compressed   = gzcompress('Compress me', 9);
	      $uncompressed = gzuncompress($compressed);
	      echo $uncompressed;
	      ?>

SEE ALSO

       gzcompress(3), gzinflate(3), gzdeflate(3), gzencode(3).

PHP Documentation Group 													   GZUNCOMPRESS(3)

GZDEFLATE(3)								 1							      GZDEFLATE(3)

gzdeflate - Deflate a string

SYNOPSIS

       string gzdeflate (string  $data, [int  $level = -1], [int  $encoding = ZLIB_ENCODING_RAW])

DESCRIPTION

	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).

PARAMETERS

	      o $data
		- The data to deflate.

	      o $level
		-  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.

	      o $encoding
		- One of ZLIB_ENCODING_* constants.

RETURN VALUES

	The deflated string or FALSE if an error occurred.

EXAMPLES

       Example #1

	      gzdeflate(3) example

	      <?php
	      $compressed = gzdeflate('Compress me', 9);
	      echo $compressed;
	      ?>

CHANGELOG

       +--------+-----------------------------+
       |Version |			      |
       |	|			      |
       |	|	  Description	      |
       |	|			      |
       +--------+-----------------------------+
       | 5.4.0	|			      |
       |	|			      |
       |	|  Added $encoding parameter. |
       |	|			      |
       +--------+-----------------------------+
SEE ALSO

       gzinflate(3), gzcompress(3), gzuncompress(3), gzencode(3).

PHP Documentation Group 													      GZDEFLATE(3)