save project

bug.py

@@ -6,4 +6,8 @@ file.write('张伟:16本')
 file.close()
 with open("C:\\Users\\Administrator\\Desktop\\test.txt",'a',encoding='utf-8') as file:
     file.write('小强:12本')
-    file.write('李明:15本')
\ No newline at end of file
+    file.write('李明:15本')
+with open("C:\\Users\\Administrator\\Desktop\\test.txt",'r',encoding='utf-8') as file:
+    for i in file:
+        if '小强:12本'in i:
+            print("数据在")
\ No newline at end of file