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bellcode / lesson12-4

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Commit 7923a107 authored 4 years ago by BellCodeEditor's avatar BellCodeEditor
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parent dff3865e
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Showing with 20 additions and 3 deletions
  • diy.py
diy.py
View file @ 7923a107
# 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'
newdata=""
file=open(r"C:\Users\86150\Desktop\text.txt","w",encoding='utf-8')
file.write('小兰:12本\n')
......@@ -9,10 +10,10 @@ file.write('张伟:16本\n')
file.close()
with open(r"C:\Users\86150\Desktop\text.txt","a",encoding='utf-8') as file:
file.write('小明:10本\n')
file.write('小强:10本\n')
file.write('小张:15本\n')
with open(r"C:\Users\86150\Desktop\text.txt","r",encoding='utf-8') as file:
with open(r"C:\Users\86150\Desktop\text.txt","a",encoding='utf-8') as file:
a=file.read()
print(a)
file.close()
......@@ -20,9 +21,25 @@ with open(r"C:\Users\86150\Desktop\text.txt","r",encoding='utf-8') as file:
with open(r"C:\Users\86150\Desktop\text.txt","r",encoding='utf-8') as file:
for data in file:
if "小强:10本" in data:
print("小强数据在文件中")
data=data.replace("小强:10本","小强:11本")
newdata+=data
if "小兰:12本" in data:
print("小兰数据在文件中")
else:
print("数据不在文件中")
break
with open(r"C:\Users\86150\Desktop\text.txt","w",encoding='utf-8') as file:
file.write(newdata)
with open(r"C:\Users\86150\Desktop\text.txt","r",encoding='utf-8') as file:
a=file.read()
print()
with open(r"C:\Users\86150\Desktop\text.txt","r",encoding='utf-8') as file:
for data in file:
if "小强:10本" in data:
data=data.replace("小强:10本","小强:11本")
newdata+=data
with open(r"C:\Users\86150\Desktop\text.txt","w",encoding='utf-8') as file:
file.write(newdata)
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