5.20 文件的操作

1、文件的操作

# Author: wang  cheng   hua

# data =  open('后来',encoding='utf-8').read()

# f = open('后来','r',encoding='utf-8')# 文件句柄


# print(f.read())

'''

f = open('一千个伤心的理由','w',encoding='utf-8')# 文件句柄

f.write('爱过的人我已不再拥有,\n')
f.write('许多故事有伤心的理由，\n')


f = open('一千个伤心的理由','a',encoding='utf-8')
# append 追加
f.write('这一次我的爱情等不到天长地久，\n ')

f.close()

'''

f = open('一千个伤心的理由','r',encoding='utf-8')

#print(f.readlines())

count = 0
for line in f:
    if count == 6:
        print('---------分割符-----')
        count += 1
        continue
    print(line)
    count += 1



# low loop
'''
for index,line in enumerate(f.readlines()):
   if index == 9:
       print('---------分割符')
       continue
   print (line.strip())

#  for i in  range (5):
#    print(f.readline())

'''