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<pre><code>print (re.split(r'[a-fA-F]','finqwenlaskdjriewasFSDFddsafsafasa',re.I|re.M))
print (re.split(r'[a-fA-Z]','finqwenlaskdjriewasFSDFddsafsafasa',re.I|re.M))
print (re.split(r'\d*','sdfsfdsfds123212fdsf2'))
print (re.split(r'\d','sdfsfdsfds123212fdsf2'))
print (re.split(r'\w+','dsfsf sdfdsf sdfsdf sfsfd'))
['', 'inqw', 'nl', 'sk', 'jri', 'w', 's', 'S', '', '', 'dsafsafasa']
['', 'inqw', 'nl', 'sk', 'jri', 'w', 's', '', '', '', 'ddsafsafasa']
['sdfsfdsfds', 'fdsf', '']
['sdfsfdsfds', '', '', '', '', '', 'fdsf', '']
['', ' ', ' ', ' ', '']
</code></pre>
<p>我觉得这里的输出很奇怪。分割字符串的模式有时会在输出列表中变为“”,但有时会消失。在</p>