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保存函数文字步骤

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保存函数文字步骤
Liwenfei 2 years ago
parent 1f342e4011
commit 32dc4aefb3
1 changed files with 3 additions and 0 deletions
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保存函数文字步骤
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step1.输入保存数据，并判断文件是否为空
step2.若文件不空打印保存学生学号、姓名、成绩
step3.保存成功关闭文件
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