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gmp_export

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

gmp_exportExport to a binary string

说明

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

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

参见

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