正则表达式compile用法
时间: 2023-10-12 22:55:45 浏览: 137
正则表达式的compile()函数是用来编译正则表达式模式的。它接受一个模式字符串作为参数,并返回一个正则表达式对象。这个对象可以用于匹配和替换操作。compile()函数还可以接受一个可选的标志参数,用来指定匹配模式的一些特性。在Python中,我们使用re模块来实现正则表达式的功能,re模块也提供了与compile()函数功能完全一致的函数。\[1\]\[3\]
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