_dupenv_s、_wdupenv_s _dupenv_s_dbg、_wdupenv_s_dbg ecvt _ecvt _ecvt_s _endthread、_endthreadex eof _eof erf、erff、erfl、erfc、erfcf、erfcl execl _execl,_wexecl execle _execle,_wexecle execlp _execlp,_wexeclp execlpe _execlpe,_wexeclpe ...
errno_t _dupenv_s( char **buffer, size_t *numberOfElements, const char *varname ); errno_t _wdupenv_s( wchar_t **buffer, size_t *numberOfElements, const wchar_t *varname ); パラメーター buffer 変数の値を格納するバッファー。 numberOfElements buffer のサイズ。 varname 環境変...
Use the _putenv_s, _wputenv_s function to modify the value of an environment variable._wdupenv_s is a wide-character version of _dupenv_s; the arguments of _wdupenv_s are wide-character strings. The _wenviron global variable is a wide-character version of _environ. See the Remarks ...
_wdupenv_s_dbg<crtdbg.h> 如需相容性詳細資訊,請參閱相容性。 範例 C // crt_dupenv_s_dbg.c#include<stdlib.h>#include<crtdbg.h>intmain(void){char*pValue;size_tlen;errno_terr = _dupenv_s_dbg( &pValue, &len,"pathext", _NORMAL_BLOCK, __FILE__, __LINE__ );if( err )return-1...
_dupenv_s<stdlib.h> _wdupenv_s<stdlib.h>or<wchar.h> For more compatibility information, seeCompatibility. Example C // crt_dupenv_s.c#include<stdlib.h>intmain(void){char*pValue;size_tlen;errno_terr = _dupenv_s( &pValue, &len,"pathext");if( err )return-1;printf("pathext = %s\n...
_wdupenv_s 是 _dupenv_s的宽字符版本;_wdupenv_s 的参数是宽字符字符串。_wenviron 全局变量是 _environ的宽字符版本。有关更多getenv_s, _wgetenv_s参见中的"备注"在 _wenviron。 一般文本例程映射 TCHAR.H 实例 未定义的_UNICODE & _MBCS
ctime_s, _ctime32_s, _ctime64_s, _wctime_s, _wctime32_s, _wctime64_s cwait _cwait _CxxThrowException difftime, _difftime32, _difftime64 div dup, dup2 _dup, _dup2 _dupenv_s, _wdupenv_s _dupenv_s_dbg, _wdupenv_s_dbg ecvt _ecvt _ecvt_s _endthread, _endthreadex eof...
_wdupenv_s is a wide-character version of _dupenv_s; the arguments of _wdupenv_s are wide-character strings. The _wenviron global variable is a wide-character version of _environ. See the Remarks ingetenv_s, _wgetenv_sfor more on _wenviron. ...
_dupenv_s_dbg 和 _wdupenv_s_dbg 功能与 _dupenv_s 和 _wdupenv_s 相同,区别在于,那么,当 _DEBUG 定义时,这些功能使用 malloc, _malloc_dbg的调试版本,分配环境变量的值的内存。有关 _malloc_dbg的信息调试功能,请参见 _malloc_dbg。您不需要显式调用这些函数在许多情况下。相反,您可以定义标志 _CRT...
_wdupenv_s is a wide-character version of _dupenv_s; the arguments of _wdupenv_s are wide-character strings. The _wenviron global variable is a wide-character version of _environ. See the Remarks ingetenv_s, _wgetenv_sfor more on _wenviron. ...