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我需要找出与此类似的文件
1234-JOHN-ebook.pdf 98749-RAJ-test.epub
是否有任何与此格式匹配的正则表达式？
如果大写始终如您的示例中那样：\d+-[A-Z]+-[a-z]+\.[a-z]+ 如果不是，则可以\d+-\w+-\w+\.\w+。
\d+-[A-Z]+-[a-z]+\.[a-z]+
\d+-\w+-\w+\.\w+
请注意，您可能需要转义破折号 (\-)