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  • 文件操作

    '''
    #data = open("yesterday",encoding="utf-8").read()
    f = open("yesterday2",'a',encoding="utf-8") #文件句柄
    #a = append 追加
    
    f.write("
    when i was young i listen to the radio
    ")
    data = f.read()
    print('--read',data)
    
    f.close()
    '''
    
    
    
    
    
    #f = open("yesterday2",'r+',encoding="utf-8") #文件句柄 读写
    #f = open("yesterday2",'w+',encoding="utf-8") #文件句柄 写读
    #f = open("yesterday2",'a+',encoding="utf-8") #文件句柄 追加读写
    f = open("yesterday2",'wb') #文件句柄  二进制文件
    f.write("hello binary
    ".encode())
    f.close()
    
    
    
    
    '''
    
    print(f.encoding)
    
    #print(f.flush())
    print(dir(f.buffer) )
    #high bige
    
    count = 0
    for line in f:
        if count == 9:
            print('----我是分割线----------')
            count += 1
            continue
        print(line)
        count +=1
    
    #low loop
    
    for index,line in enumerate(f.readlines()):
        if index == 9:
            print('----我是分割线----------')
            continue
        print(line.strip())
    #for i in range(5):
    #    print(f.readline())
    '''
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  • 原文地址:https://www.cnblogs.com/ne-zha/p/7247952.html
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