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📜  获取文件的第一行 python 代码示例

📅  最后修改于: 2022-03-11 14:47:09.444000             🧑  作者: Mango

代码示例3
""" Read only the first line of a file """

with open('file.txt') as f:
    first_line = f.readline()
    print(first_line)
    
""" or """

f = open ('file.txt', 'r')
first_line = f.readline()
print (first_line)