save project

diy.py

+# 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\Administrator\Desktop\text.txt','w',encoding = "UTF-8")
+file1.write('小兰：12本/n''小丽：11本/n''李文：9本/n''张伟：16本')
+file1 = open(r'C:\Users\Administrator\Desktop\text.txt','a',encoding = "UTF-8") 
+file1.write('小强:12本''李明:15本')
+file1 = open(r'C:\Users\Administrator\Desktop\text.txt','r',encoding = "UTF-8")
+for data in file1:
+    if "小强:12本" in data:
+        print("数据读写正常")
+        data.replace("小强:12本","小强:13本")
+    new = data
+with open(r'C:\Users\Administrator\Desktop\text.txt','w',encoding = "UTF-8") as file1:   
+    file1.write(new)
\ No newline at end of file