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FFI::sizeof

PHP function Edit on GitHub ✎

(PHP 7 >= 7.4.0, PHP 8)

Gets the size of C data or types

Description

FFI::sizeof(FFI\CData|FFI\CType $ptr): int

Returns the size of the given FFI\CData or FFI\CType object.

Parameters

ptr

The handle of the C data or type.

Return Values

The size of the memory area pointed at by ptr.

Source: reference/ffi/ffi/sizeof.xml · from the official PHP manual (php/doc-en)