gzwrite

(PHP 4, PHP 5, PHP 7, PHP 8)

gzwriteBinary-safe gz-file write

Опис

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

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

Параметри

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.

Значення, що повертаються

Returns the number of (uncompressed) bytes written to the given gz-file stream, або false в разі помилки.

Журнал змін

Версія Опис
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.

Приклади

Приклад #1 gzwrite() example

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

Прогляньте також