Hello Welcome What is the fuck...
f = open("a.txt")
lines = f.read()
print lines
print(type(lines))
f.close()
Hello Welcome What is the fuck... <type 'str'> #字符串类型
f = open("a.txt")
line = f.readline()
print(type(line))
while line:
print line,
line = f.readline()
f.close()
<type 'str'> Hello Welcome What is the fuck...
f = open("a.txt")
lines = f.readlines()
print(type(lines))
for line in lines:
print line,
f.close()
<type 'list'> Hello Welcome What is the fuck...
# 输出第2行 text = linecache.getline(‘a.txt',2) print text,
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