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bellcode / lesson12-2

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Commit e35c24dc authored 3 years ago by BellCodeEditor's avatar BellCodeEditor
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parent 59f687ca
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  • diy.py
diy.py 0 → 100644
View file @ e35c24dc
# 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'
#f = open(r"C:\Users\Administrator\Desktop\test.txt",'a',encoding='utf-8')
#如果在一次程序的运行中,连续调用write函数写入数据,则可以追加写入文件
#如果两次或者多次运行程序写入数据,那么后一次运行程序时的写入会把前一次运行程序时写入的数据,覆盖掉。
#将模式改为a,即append的首字母,使得程序以追加的方式将数据写入文件,这样,多次运行程序都不会覆盖写入的数据
#f.write("小强:10本\n")
#f.write("李明:15本\n")
#f.close()
with open(r'C:\Users\Administrator\Desktop\test.txt','a',encoding='utf-8') as f:
f.append("小强:10本\n")
f.append("李明:15本\n")
\ No newline at end of file
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