gzdeflate

(PHP 4 >= 4.0.4, PHP 5)

gzdeflate -- Deflate a string

Popis

string gzdeflate ( string data [, int level] )

This function compress 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).

Parametre

data

The data to deflate.

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.

Vrátené hodnoty

The deflated string or FALSE if an error occurred.

Príklady

Príklad 1. gzdeflate() example

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

Tiež pozri

gzinflate()
gzcompress()
gzuncompress()
gzencode()