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import re txt = "The rain in Spain" #Check if the string has other characters than a, r, or n: x = re.findall("[^arn]", txt) print(x) if x: print("Yes, there is at least one match!") else: print("No match")
['T', 'h', 'e', ' ', 'i', ' ', 'i', ' ', 'S', 'p', 'i']
是的,至少有一处匹配!