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\test.txt",'w',encoding='utf-8')
+#file1.write('小兰:12本,小丽:11本,李文:9本,张伟:16本')
+#file1.close()
+new_data=""
+with open(r"C:\Users\Administrator\Desktop\test.txt",'r',encoding='utf-8')as file:
+    for i in file:
+        if "小强:10本" in i:
+            #print("数据找到了")
+            i=i.replace("小强:10本","小强:11本")
+        new_data=new_data+i
+with open(r"C:\Users\Administrator\Desktop\test.txt",'w',encoding='utf-8')as file1:
+    file1.write(new_data)       
\ No newline at end of file