gzwrite

(PHP 4, PHP 5, PHP 7)

gzwriteBinary-safe gz-file write

Descrierea

gzwrite ( resource $stream , string $data , int|null $length = null ) : int|false

gzwrite() writes the contents of data to the given gz-file.

Parametri

stream

The gz-file pointer. It must be valid, and must point to a file successfully opened by gzopen().

data

The string to write.

length

The number of uncompressed bytes to write. If supplied, writing will stop after length (uncompressed) bytes have been written or the end of data is reached, whichever comes first.

Notă:

Note that if the length argument is given, then the magic_quotes_runtime configuration option will be ignored and no slashes will be stripped from data.

Valorile întoarse

Returns the number of (uncompressed) bytes written to the given gz-file stream, sau false în cazul eșecului.

Istoricul schimbărilor

Versiune Descriere
8.0.0 length is nullable now; previously, the default was 0.
7.4.0 This functions returns false on failure now; previously 0 was returned.

Exemple

Example #1 gzwrite() example

<?php
$string 
'Some information to compress';
$gz gzopen('somefile.gz','w9');
gzwrite($gz$string);
gzclose($gz);
?>

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