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摘要： #include <stdio.h>#include <iostream.h>int main(void){ typedef struct{ unsigned short a:8; unsigned short b:9; unsigned short c:10; }T_struct1; typedef struct{ unsigned short a:2; unsign... 阅读全文

摘要： 采用VC6的的编译器对于struct：struct ST_DAT1 { char cDatA; int nDatC; char cDatB; } stDblChr;struct ST_DAT2 { char cDatA; char cDatB; int nDatC; } stDblChr;很显然，编译器在编译的时候，要做内存对齐的调整。由于两个struct中最长的变量都是int，占... 阅读全文

摘要： 通过atexit调用函数，可以再main函数return之后再执行刚刚被调用的函数。msdn解释是：The atexit function is passed the address of a function (func) to be called when the program terminates normally. Successive calls to atexit create a ... 阅读全文