Edit Report a Bug

    gmp_import

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

    gmp_import — Import from a binary string

    说明

    gmp_import(string $data, int $word_size = 1, int $flags = GMP_MSW_FIRST | GMP_NATIVE_ENDIAN): GMP

    Import a GMP number from a binary string

    参数

    data

    The binary string being imported

    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 GMP number.

    更新日志

    版本 说明
    8.0.0 This function no longer returns false on failure.

    示例

    示例 #1 gmp_import() example

    <?php
    $number     = gmp_import("\0");
    echo     gmp_strval($number) . "\n";

    $number = gmp_import("\0\1\2");
    echo     gmp_strval($number) . "\n";
    ?>

    以上示例会输出：

    0
258

    参见

    add a note add a note

    User Contributed Notes

    There are no user contributed notes for this page.
    To Top