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
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