save project

func.py

@@ -15,9 +15,17 @@ file.write("小强：12")
 file.write("李明：15")
 file.write("李明：15")
 file.close
 file.close
 
 
-with open(r"C:\Users\Administrator\Desktop\book.txt，"a","utf-8"")as file1
+with open(r"C:\Users\Administrator\Desktop\book.txt，"w","utf-8"")as file1
     for data in file1:
     for data in file1:
         if "小强：10" in data:
         if "小强：10" in data:
             print("小强数据在文件中")
             print("小强数据在文件中")
         if "小兰：12" in data:
         if "小兰：12" in data:
-            print("小兰数据在文件中")
+            print("小兰数据在文件中")
\ No newline at end of file
+
+with open(r"C:\Users\Administrator\Desktop\book.txt，"w","utf-8"")as file1
+    for data in file1:
+        if "小强：11" in data:
+            print("小强数据在文件中")
+        if "小兰：14" in data:
+            print("小兰数据在文件中")
+str.replace(new)
\ No newline at end of file