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发表于 2023-11-29 22:06:49
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显示全部楼层
不会
flush()
读取3个字符
1行
for语句会自动添加一个换行符
没有使用原始字符串
文件内容是否需要
可以
end of file
tell()
old_f=open(r"D:\learn\Download\FishC.txt","r")
new_f=open(r"D:\learn\Download\FishD.txt","w")
new_f.close()
new_f=open(r"D:\learn\Download\FishD.txt","r+")
old_f.seek(10,0)
s=old_f.read(5)
new_f.write(s)
new_f.close()
old_f.close()
、
f=open(r"D:\learn\Download\FishC.txt","r")
s=f.read(15)
f=open(r"D:\learn\Download\FishC.txt","w")
f.write(s)
、
f=open(r"open_myself.py","r")
print(f.read())
、
import os
print(os.getcwd())
target=open(r"Download\hw\target.zip","rb")
test=open(r"Download\hw\test.jpg","ab")
test.write(target.read())
target.close()
test.close() |
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