Follow Fang!: Python 3.3 Reading and Writing Files

from io import open

#定義字串
s = "123456789\n"

#開啟test.txt
f = open("test.txt", "w+")

#定義List
l = []

#輸出資料
for i in range(1,11):
 #加入到List
 l.append(s)
 f.write(s)
 f.flush()

#將List輸出到text.txt
f.writelines(l)
f.flush()

#c關閉檔案
f.close()


#開啟檔案並印出
with open("test.txt", "r+") as a:
 print(a.readlines())
a.close()


#開啟檔案並印出
f = open("test.txt", "r+")

for i in f.readlines():
 print(i, end='')

f.close()

參考資料：
http://docs.python.org/3/tutorial/inputoutput.html#reading-and-writing-files
http://docs.python.org/3/library/functions.html#open
http://docs.python.org/3/library/io.html
http://docs.python.org/3/glossary.html#term-text-file
http://docs.python.org/3/library/importlib.html#importlib.abc.Finder
http://docs.python.org/3/reference/compound_stmts.html#with

2014/02/03

Python 3.3 Reading and Writing Files