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文件操作删除某行的实例,文件操作删除某行

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文件操作删除某行的实例,文件操作删除某行

python--文件操作删除某行,

利用continue跳过这一次写循环就能够了

#文本内容
Yesterday when I was young
昨日当我年少轻狂
The tasting of life was sweet
生命的滋味是甜的
As rain upon my tongue
tasting
I lived by night and shunned the naked light of day
tasting123
And only now I see how the time ran away
tasting

tasting

将文件中的 tasting123剔除 

with open("fileread.txt","r",encoding="utf-8") as f:
 lines = f.readlines()
 #print(lines)
with open("fileread.txt","w",encoding="utf-8") as f_w:
 for line in lines:
  if "tasting123" in line:
   continue
  f_w.write(line)

  

使用continue跳过本次写循环就足以了 #文本内容Yesterday when I was young前日当自家年少轻狂The tasting of life was sweet生命...

python 文件操作删除某行的实例,

动用continue跳过此次写循环就足以了

#文本内容
Yesterday when I was young
昨日当我年少轻狂
The tasting of life was sweet
生命的滋味是甜的
As rain upon my tongue
tasting
I lived by night and shunned the naked light of day
tasting123
And only now I see how the time ran away
tasting

tasting

将文件中的 tasting123去除 

with open("fileread.txt","r",encoding="utf-8") as f:
 lines = f.readlines()
 #print(lines)
with open("fileread.txt","w",encoding="utf-8") as f_w:
 for line in lines:
  if "tasting123" in line:
   continue
  f_w.write(line)

如上那篇python 文件操作删除某行的实例就是笔者分享给大家的全体内容了,希望能给大家多少个参阅,也可望大家多多补助帮客之家。

文件操作删除某行的实例, 使用continue跳过此次写循环就足以了 #文本内容Yesterday when I was young今日当本人年少轻狂The tasting of life was s...

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