gmp_import

(PHP 5 >= 5.6.1, PHP 7, PHP 8)

gmp_importImport from a binary string

Beschreibung

gmp_import(string $data, int $word_size = 1, int $flags = GMP_MSW_FIRST | GMP_NATIVE_ENDIAN): GMP

Import a GMP number from a binary string

Parameter-Liste

data

The binary string being imported

word_size

Default value is 1. The number of bytes in each chunk of binary data. This is mainly used in conjunction with the options parameter.

flags

Default value is GMP_MSW_FIRST | GMP_NATIVE_ENDIAN.

Rückgabewerte

Returns a GMP number.

Changelog

Version Beschreibung
8.0.0 This function no longer returns false on failure.

Beispiele

Beispiel #1 gmp_import() example

<?php
$number
= gmp_import("\0");
echo
gmp_strval($number) . "\n";

$number = gmp_import("\0\1\2");
echo
gmp_strval($number) . "\n";
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

0
258

Siehe auch

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