Creates a PHP string from a memory area

PHP Manual
FFI
Creates a PHP string from a memory area

FFI::string

(PHP 7 >= 7.4.0, PHP 8)

FFI::string — Creates a PHP string from a memory area

說明

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.

參數

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.

更新日誌

版本	說明
8.0.0	`size` is nullable now; previously, its default was `0`.

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