save project

diy.py

 #0 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
 #0 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
-file1 = open(r"C:\Users\MC3-06\Desktop\aaa.txt",'a',encoding="utf-8")
-file1.write("刘能51岁\n")
-file1.write("小兰：12本\n")
-file1.write("小丽：11本\n")
-file1.write("李文：9本\n")
-file1.write("张伟：16本\n")
-file1.close()
+#file1 = open(r"C:\Users\MC3-06\Desktop\aaa.txt",'a',encoding="utf-8")
+#file1.write("刘能51岁\n")
+#file1.write("小兰：12本\n")
+#file1.write("小丽：12本\n")
+#file1.write("李文：9本\n")
+#file1.write("张伟：16本\n")
+#file1.close()
 
 
-file1 = open(r"C:\Users\MC3-06\Desktop\aaa.txt",'r',encoding="utf-8") as file1:
-    for i in file1:
-        if "小黑子：18" in i:
-            print("有数据")
-        else:
-            print("你**")    
+#with open(r"C:\Users\MC3-06\Desktop\aaa.txt",'r',encoding="utf-8") as file1:
+#    for i in file1:
+#        if "小黑子：18" in i:
+#            print("有数据")
+#       else:
+#            print("你**")
\ No newline at end of file
+new=""
+ with open(r"C:\Users\MC3-06\Desktop\aaa.txt",'r',encoding="utf-8") as file1:
+     for data in file:
+         if "小兰：12本" in data:
+             data=data.replace("小兰：12本","小兰：12本")
+         new=new+data
+with open(r"C:\Users\MC3-06\Desktop\aaa.txt",'r',encoding="utf-8") as file1:
+    file.write(new)                 
\ No newline at end of file