gmp_export

(PHP 5 >= 5.6.1, PHP 7)

gmp_exportExport to a binary string

说明

string gmp_export ( GMP $gmpnumber [, int $word_size = 1 [, int $options = GMP_MSW_FIRST | GMP_NATIVE_ENDIAN ]] )

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

参见

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