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|null $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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