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<FFI::memcmpFFI::memset>
^FFILast updated: Mon, 26 Oct 2026

FFI::memcpy

(PHP 7 >= 7.4.0, PHP 8)

FFI::memcpy — Copies one memory area to another

Description

public static function FFI::memcpy(FFI\CData &$to, FFI\CData|string &$from, int $size): void

Copies size bytes from the memory area from to the memory area to.

Parameters

to

The start of the memory area to copy to.

from

The start of the memory area to copy from.

size

The number of bytes to copy.

Return Values

No value is returned.


<FFI::memcmpFFI::memset>
^FFILast updated: Mon, 26 Oct 2026