void SaveFile(struct Table *SaveDate, unsigned n)
{

    FILE *fp_rd = NULL;
    fp_rd = fopen("F:\\SaveDate.txt", "wt+");
    if (NULL == fp_rd)
    {
        ERROR("文件SaveDate.txt打开失败！");
    }
    else
    {
        INFO("文件SaveDate.txt打开成功！");
    }
    unsigned int i = 0;
    for (; i<n; i++, SaveDate++)
    {
        //fprintf(fp_rd, "   name     age    job");
        fprintf(fp_rd, " %7s  %4d  %8s ",
            SaveDate->name,
            SaveDate->age,
            SaveDate->job);
        if ('S' == SaveDate->job[0] || 's' == SaveDate->job[0])
        {
            fprintf(fp_rd, "  %12d\n",SaveDate->TeacherStudentEngineer.ClassCode);
        }
        else
            if ('T' == SaveDate->job[0] || 't' == SaveDate->job[0])
            {
                fprintf(fp_rd, "%12s\n",SaveDate->TeacherStudentEngineer.Department);
            }
        if ('E' == SaveDate->job[0] || 'e' == SaveDate->job[0])
        {
            fprintf(fp_rd, "%12s \n", SaveDate->TeacherStudentEngineer.Duty);
        }
        
    }
    i = fclose(fp_rd);
    if (0 == i)
    {
        INFO("文件关闭成功！");
    }
    else
    {
        ERROR("文件关闭失败！")
    }
}

我用fget函数读取时在最后总是有乱码。