gmp_export

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

gmp_export — Export to a binary string

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

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.

Returns a string.

版本	说明
8.0.0	This function no longer returns `false` on failure.

示例 #1 gmp_export() example

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

以上示例会输出：

AA