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23 lines
737 B
23 lines
737 B
2 years ago
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//17从文件中读取学生的学号、姓名及成绩等信息写入到结构体数组stu中
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void ReadfromFile(STU stu[],int *n, int *m)
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{
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FILE *fp;
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int i, j;
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if ((fp = fopen("student.txt","r")) == NULL)
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{
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printf("Failure to open score.txt!\n");
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exit(0);
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}
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fscanf(fp, "%d\t%d", n, m); // 从文件中读出学生人数和课程门数
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for (i=0; i<*n; i++) //学生人数保存在n指向的存储单元
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{
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fscanf(fp, "%10ld", &stu[i].num);
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fscanf(fp, "%10s", stu[i].name);
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for (j=0; j<*m; j++)//课程门数保存在m指向的存储单元
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{
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fscanf(fp, "%10f", &stu[i].score[j]); //不能用%10.0f
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}
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fscanf(fp, "%10f%10f", &stu[i].sum, &stu[i].aver);//不能用%10.0f
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}
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fclose(fp);
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}
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