python 文件 *** 作删除某行的实例

概述使用continue跳过本次写循环就可以了#文本内容YesterdaywhenIwasyoung昨日当我年少轻狂

使用continue跳过本次写循环就可以了

#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 tonguetastingI lived by night and shunned the naked light of daytasting123And only Now I see how the time ran awaytasting tasting

将文本中的 tasting123删除　

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)

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