""" with open() as 名字 student.txt hello world word ppt excel """ ## 读取student的内容复制到b中 with open("student.txt","r") as f,open("b.txt","w+") as f2: f2.write(f.read()) f2.seek(0,0)##因为读取后指针在最后所以需要将指针移动到开头 print(f2.read())