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bellcode / lesson12-4

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Commit 5f6ed810 authored 3 years ago by BellCodeEditor's avatar BellCodeEditor
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parent 7aa4a4c9
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Showing with 19 additions and 7 deletions
  • diy.py
diy.py
View file @ 5f6ed810
...@@ -5,10 +5,23 @@ ...@@ -5,10 +5,23 @@
# a.write('李文:9本\n') # a.write('李文:9本\n')
# a.write('张伟:16本') # a.write('张伟:16本')
# a.close() # a.close()
with open(r'C:\Users\David\Desktop\text.txt','a',encoding='utf-8') as a: # with open(r'C:\Users\David\Desktop\text.txt','a',encoding='utf-8') as a:
# b = a.readline()
# for b in a:
# if "小强:10本" in a:
# if"小兰:12本" in a:
# print("数据在文件中")
new_data=""
with open(r'C:\Users\David\Desktop\text.txt','r',encoding='utf-8') as a:
for data in a:
if "小强:10本" in data:
data=data.replace("小强:10本","小强:11本")
if "小兰:12本" in data:
data=data.replace("小兰:12本","小兰:14本")
new_data+=data
with open(r'C:\Users\David\Desktop\text.txt','w',encoding='utf-8') as a:
a.write(new_data)
b = a.readline()
for b in a:
if "小强:10本" in a:
if"小兰:12本" in a:
print("数据在文件中")
\ No newline at end of file
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