save project

3663566334523452344.py

+with open("C:\\Users\\MAKCOO-01\\Desktop\\新建文件夹\\book.txt","r",encoding="utf-8") as file:
+    for data in file:
+        if"小强：10"in data:
+            print("小强数据在文件中")
+        if"小兰：10"in data:
+            print("小兰数据在文件中")
+
+
+
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+

76565768658998876.py

+a=""
+with open("C:\\Users\\MAKCOO-01\\Desktop\\新建文件夹\\book.txt","r",encoding="utf-8") as file:
+    for data in file:
+        if"小强：10"in data:
+            data=data.replace("小强：10","小强：11")
+        a+=data
+with open("C:\\Users\\MAKCOO-01\\Desktop\\新建文件夹\\book.txt","w",encoding="utf-8") as file:
+    file.write(a)
+with open("C:\\Users\\MAKCOO-01\\Desktop\\新建文件夹\\book.txt","r",encoding="utf-8") as file:
+    q=file.read()
+    print(q)
\ No newline at end of file

87.py

+
+with open("C:\\Users\\MAKCOO-01\\Desktop\\新建文件夹\\book.txt","a",encoding="utf-8") as file:
+    file.write("小强:16\n")
+    file.write("李明:16\n")
\ No newline at end of file

diy.py

+#"C:\Users\MAKCOO-01\Desktop\新建文件夹\捐赠明细"
+file=open("C:\\Users\\MAKCOO-01\\Desktop\\新建文件夹\\book.txt","w",encoding="utf-8")
+file.write("小兰:12\n")
+file.write("小丽:11\n")
+file.write("李文:9\n")
+file.write("张伟:16\n")
+file.close()
+
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