gmp_export
(PHP 5 >= 5.6.1, PHP 7, PHP 8)
gmp_export — Export to a binary string
说明
gmp_export
( GMP|int|string
$num
, int $word_size
= 1
, int $flags
= GMP_MSW_FIRST
| GMP_NATIVE_ENDIAN
) : stringExport a GMP number to a binary string
参数
-
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.
返回值
Returns a string.
更新日志
版本 | 说明 |
---|---|
8.0.0 |
This function no longer returns false on failure.
|
范例
示例 #1 gmp_export() example
<?php
$number = gmp_init(16705);
echo gmp_export($number) . "\n";
?>
以上例程会输出:
AA