FFI::cdef
(PHP 7 >= 7.4.0, PHP 8)
FFI::cdef — Creates a new FFI object
參數
- 
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. 注意: 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. 注意: If libis omitted, platforms supportingRTLD_DEFAULTattempt to lookup symbols declared incodein the normal global scope. Other systems will fail to resolve these symbols.
返回值
Returns the freshly created FFI object.
更新日誌
| 版本 | 說明 | 
|---|---|
| 8.0.0 | libis nullable now. |