//读写切换必须fseek
struct sRead,sWrite;
FILE *fp = fopen(...);
if(fp)
{
while(fread(&sRead,sizeof(sRead),1,fp) != feof)
{
//读写切换必须fseek
fseek(fp,-sizeof(sRead),SEEK_CUR);
fwrite(&sWrite,sizeof(sWrite),1,fp);
//读写切换必须fseek
fseek(fp,0L,SEEK_CUR);
}
}
wx637304bacd051 博主文章分类:C++ 随笔 ©著作权
//读写切换必须fseek
struct sRead,sWrite;
FILE *fp = fopen(...);
if(fp)
{
while(fread(&sRead,sizeof(sRead),1,fp) != feof)
{
//读写切换必须fseek
fseek(fp,-sizeof(sRead),SEEK_CUR);
fwrite(&sWrite,sizeof(sWrite),1,fp);
//读写切换必须fseek
fseek(fp,0L,SEEK_CUR);
}
}
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