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PHP - Manual: FFI::string

2024-11-13

FFI::string

(PHP 7 >= 7.4.0, PHP 8)

FFI::stringCreates a PHP string from a memory area

说明

public static FFI::string(FFI\CData &$ptr, ?int $size = null): string

Creates a PHP string from size bytes of the memory area pointed to by ptr.

参数

ptr

The start of the memory area from which to create a string.

size

The number of bytes to copy to the string. If size is omitted, ptr must be a zero terminated array of C chars.

返回值

The freshly created PHP string.

更新日志

版本 说明
8.0.0 size is nullable now; previously, its default was 0.
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官方地址:https://www.php.net/manual/en/ffi.string.php

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