ifdef

常見例句

Actually it is not guaranteed that the file will be safely imported (ResEdit does not really understand #ifdef for example).
實際上它是保證不的文件將會安全地被輸入。
Code for debug is written under conditional compilation, and the condition is such as the debug code is not embedded if the condition is not present (i.e. #ifdef DEBUG).
用于調試的代碼可以使用條件編譯來包含，這樣可以在調試的時候起作用，而發(fā)布版本失效（不被編譯）。
the Makefiles to these standard rules. -- rmk, mec ifdef USE_STANDARD_AS_RULE
匯編文件生成預處理文件的標準規(guī)則。
#ifdef WITH_ZLIB #include /* for zlibVersion() */ #endif zlib.
h 存在，這句話的作用是什么？還有為什么第...
- The #ifdef test can be omitted if the code doesn't need to compile against pre-8.2 PostgreSQL releases.
+ 如果代碼不必在 PostgreSQL 8.;2 之前的版本里編譯，那么可以忽略 %23ifdef 測試。
#ifdef HAVE_CONFIG_H#include config.h#endif#include iostream#include cstdlibusing namespace std;class a{b bb;};class b{a aa;};int main( ...
內容提要：在java中可以兩個類之間相互調用.;我在改寫成c++程序時遇到了問題