save project

diy.py

@@ -5,7 +5,12 @@
 #file1.write("李文：9本")
 #file1.write("张伟：16本")
 
-with open(r'C:\Users\凤凰机器人金科3\Desktop\book.txt','a',encoding='utf-8') as file1:
-        file1.write("小强：12本")
-        file1.write("李明：15本")
-    
\ No newline at end of file
+#with open(r'C:\Users\凤凰机器人金科3\Desktop\book.txt','a',encoding='utf-8') as file1:
+        #file1.write("小强：12本")
+        #file1.write("李明：15本")
+
+with open(r'C:\Users\凤凰机器人金科3\Desktop\book.txt','r',encoding="utf-8") as file1:
+        for i in file1:
+                if "小强：12本"in i:
+                        print("数据在文件中")
+