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python读取文本内容的方法有哪些

小亿
97
2024-04-01 21:03:01
栏目: 编程语言

在Python中,读取文本内容的方法有以下几种:

  1. 使用open()函数打开文件并读取内容:
with open('file.txt', 'r') as file:
    content = file.read()
    print(content)
  1. 逐行读取文件内容:
with open('file.txt', 'r') as file:
    for line in file:
        print(line)
  1. 读取指定行数的内容:
n = 5
with open('file.txt', 'r') as file:
    for i in range(n):
        line = file.readline()
        print(line)
  1. 读取所有行并存储在列表中:
with open('file.txt', 'r') as file:
    lines = file.readlines()
    for line in lines:
        print(line)
  1. 使用readline()方法逐行读取文件内容:
with open('file.txt', 'r') as file:
    line = file.readline()
    while line:
        print(line)
        line = file.readline()

这些是常用的读取文本内容的方法,根据具体需求选择合适的方法进行操作。

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