GMP 函数
PHP Manual

gmp_export

(PHP 5, PHP 7 >= 5.6.1)

gmp_exportExport to a binary string

说明

string gmp_export ( GMP $gmpnumber , integer $word_size , integer $options )

Export a GMP number to a binary string

参数

gmpnumber

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.

options

Default value is GMP_MSW_FIRST | GMP_NATIVE_ENDIAN.

返回值

Returns a string 或者在失败时返回 FALSE.

范例

Example #1 gmp_export() example

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

以上例程会输出:

AA


GMP 函数
PHP Manual