gmp_export

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

gmp_export — Export to a binary string

Description

gmp_export(GMP|int|string $num, int $word_size = 1, int $flags = GMP_MSW_FIRST | GMP_NATIVE_ENDIAN): string

Export a GMP number to a binary string

Parameters

num

The GMP number being exported

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.

Return Values

Returns a string.

Changelog

VersionDescription
8.0.0This function no longer returns false on failure.

Examples

Example #1 gmp_export() example

<?php
$number = gmp_init(16705);
echo gmp_export($number) . "\n";
?>

The above example will output:

AA

See Also