摘要：char buf1[] = {0x31,0x32,0x33,0x00,0x51,0x52,0x53,0xaa,0xbb,0xcc,0x00}; int a=0xabcd6799; int b=0x88991122; int d=0x12345678; int c=si... 阅读全文

摘要：┌──┬────┬───────┬────────┐│type│读写性│文本/2进制文件│建新/打开旧文件│├──┼────┼───────┼────────┤│r│读│文本│打开旧的文件││w│写│文本│建新文件││a│添加│文本│有就打开无则建新││r+│读/写│不限制│打开││w+│读/写... 阅读全文

摘要：char a1 = 101; char a2 = 102; short a3 = 103; short a4 = 104; int a5 = 105; int a6 = 106; long a7 = 107; ... 阅读全文

摘要：linux#include #include int main(int argc,char **argv){ //两种时间的获取方法 struct timeval tv; gettimeofday(&tv,NULL); time_t t=time(0); printf(... 阅读全文

摘要：void mystrcat(char *d, char *s) { //定位到目标字符串的结尾处 //要求如果是第一次添加，要对d[0]处赋'\0'值 while (*d) d++; //复制字符串 while (*d++ = *s++) ;... 阅读全文