save project

22.py

 # file1=open(r'C:\Users\Administrator\Desktop\ardunio素材\test.txt','w',encoding='utf-8')
-# file1.write('小兰:12本')
+# file1.write('小兰:12本\n')
 # file1.close()
-with open(r'C:\Users\Administrator\Desktop\ardunio素材\test.txt','a',encoding='utf-8') as file1:
-    file1.write('小强:10本\n')
-    file1.write('小明:15本\n')    
\ No newline at end of file
+# with open(r'C:\Users\Administrator\Desktop\ardunio素材\test.txt','a',encoding='utf-8') as file1:
+#     file1.write('小强:10本\n')
+#     file1.write('小明:15本\n')    
+with open(r'C:\Users\Administrator\Desktop\ardunio素材\test.txt','a',encoding='utf-8') as file1:、
+    for date in file1:
+        if '小强:10本' in date:
+            print('在')
+        if '兰:12本' in date:
+            print('在')
+
+    
\ No newline at end of file