PHPerKaigi 2021


(PHP 7 >= 7.4.0)

FFI::stringCreates a PHP string from a memory area


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.

Liste de param├Ętres


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


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

Valeurs de retour

The freshly created PHP string.


Version Description
8.0.0 size is nullable now; previously, its default was 0.
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