Commit e773fae6 by BellCodeEditor

auto save

parent 6503be36
Showing with 51 additions and 0 deletions
# 写入同学们的捐赠明细:'小兰:12本'、'小丽:11本'、'李文:9本'、'张伟:16本' # 写入同学们的捐赠明细:'小兰:12本'、'小丽:11本'、'李文:9本'、'张伟:16本'
#创建或打开文件
file1=open(r'C:\Users\Administrator\Desktop\book.txt','w',encoding='utf-8')
#写入数据
file1.write('小兰:12本\n')
file1.write('小丽:11本\n')
file1.write('李文:9本\n')
file1.write('张伟:16本\n')
#关闭
file1.close()
#创建或打开文件
# file1=open(r'C:\Users\Administrator\Desktop\book.txt','a',encoding='utf-8')
# #写入数据
# file1.write('小贝:14本\n')
# file1.write('诺依:18本\n')
# #关闭
# file1.close()
# #追加写入
# with open(r'C:\Users\Administrator\Desktop\book.txt','a',encoding='utf-8') as file1:
# file1.write('悟空:10本\n')
# file1.write('八戒:16本\n')
# #读取文件
# with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8') as file1:
# #for循环遍历
# for date in file1:
# if '八戒:16本' in date:
# print("数据在里面")
#创建空变量
new_date=''
#读取文件
with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8') as file1:
#for循环遍历文件
for date in file1:
#查找并替换
if '小兰:12本' in date:
date = date.replace('小兰:12本','小兰:14本')
if '小丽:11本' in date:
date = date.replace('小丽:11本','小丽:10本')
new_date += date
#写入文件
with open(r'C:\Users\Administrator\Desktop\book.txt','w',encoding='utf-8') as file1:
file1.write(new_date)
#读取文件
with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8') as file1:
a=file1.read()
print(a)
\ No newline at end of file
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