save project

diy.py

@@ -12,9 +12,14 @@
 #     file1.write('小强:10本\n')
 #     file1.write('李明:15本\n')
 
-# with open(r'C:\Users\Administrator\Desktop\fbb.txt','r',encoding='utf-8')as file1:
-#     for data in file1: 
-#         if'小强:10本'in data:
-#             print('小强在呢')
-#         if'小兰:12本'in data:
-#             print('小兰在呢')
\ No newline at end of file
+new_data = ''
+with open(r'C:\Users\Administrator\Desktop\fbb.txt','r',encoding='utf-8')as file1:
+    for data in file1: 
+        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\Administrator\Desktop\fbb.txt','w',encoding='utf-8')as file1:
+    file1.write(new_data)
+