gzencode

PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8
gzencode - Create a gzip compressed string
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Code Examples

gzencode( string$data, [int$level = -1], [int$encoding = ZLIB_ENCODING_GZIP] ): string|false

This function returns a compressed version of the input data compatible with the output of the gzip program.

For more information on the GZIP file format, see the document: GZIP file format specification version 4.3 (RFC 1952).

Parameters

data

The data to encode.

level

The level of compression. Can be given as 0 for no compression up to 9 for maximum compression. If not given, the default compression level will be the default compression level of the zlib library.

encoding

The encoding mode. Can be FORCE_GZIP (the default) or FORCE_DEFLATE.

FORCE_DEFLATE generates RFC 1950 compliant output, consisting of a zlib header, the deflated data, and an Adler checksum.

Return Values

The encoded string, or false if an error occurred.

Related Functions

Example of gzencode

Show all examples for gzencode

<?php
$data = file_get_contents("bigfile.txt");
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Function gzencode:

Zlib Compression Functions

Most used PHP functions