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Commit adbcaacc authored 3 years ago by BellCodeEditor's avatar BellCodeEditor
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parent bcfc44a5
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Showing with 12 additions and 3 deletions
  • diy.py
diy.py
View file @ adbcaacc
...@@ -5,14 +5,24 @@ file1.write('小丽:11本\n') ...@@ -5,14 +5,24 @@ file1.write('小丽:11本\n')
file1.write('李文:9本\n') file1.write('李文:9本\n')
file1.close() file1.close()
file1=open(r"C:\Users\admin\Desktop\test.txt","w",encoding="utf-8")
file1.write("小兰:12本\n")
file1.close()
with open(r"C:\Users\admin\Desktop\test.txt","a",encoding="utf-8") as file1: with open(r"C:\Users\admin\Desktop\test.txt","a",encoding="utf-8") as file1:
file1.write('张伟:16本\n') file1.write('张伟:16本\n')
#
with open(r"C:\Users\admin\Desktop\test.txt","r",encoding="utf-8") as file1: with open(r"C:\Users\admin\Desktop\test.txt","r",encoding="utf-8") as file1:
a=file1.read() a=file1.read()
print(a) print(a)
new_data=""
with open(r"C:\Users\admin\Desktop\test.txt","r",encoding="utf-8") as file1: with open(r"C:\Users\admin\Desktop\test.txt","r",encoding="utf-8") as file1:
for data in file1: for data in file1:
if "小兰:12本" in data: if "小兰:12本" in data:
print("数据在里面") data=data.replace("小兰:12本","小兰:100本")
\ No newline at end of file new_data +=data
with open(r"C:\Users\admin\Desktop\test.txt","w",encoding="utf-8") as file1:
file1.write(new_data)
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