FFI::cdef
(PHP 7 >= 7.4.0, PHP 8)
FFI::cdef — Creates a new FFI object
Description
Creates a new FFI object.
Parameters
code- A string containing a sequence of declarations in regular C language (types, structures, functions, variables, etc). Actually, this string may be copy-pasted from C header files.
Note: C preprocessor directives are not supported, i.e.
#include,#defineand CPP macros do not work. lib- The name of a shared library file, to be loaded and linked with the definitions.
Note: If
libis omitted ornull, platforms supportingRTLD_DEFAULTattempt to lookup symbols declared incodein the normal global scope. Other systems will fail to resolve these symbols.
Return Values
Returns the freshly created FFI object.
Changelog
| Version | Description |
|---|---|
| 8.3.0 | C functions returning void return a PHP null instead of FFI\CType::TYPE_VOID. |
| 8.0.0 | lib is nullable now. |
↑ and ↓ to navigate • Enter to select • Esc to close • / to open