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[Python] - Regular expression개발/Python 2022. 7. 27. 17:29
Regular Expression 1.meta characters . ^ $ * + ? { } [ ] \ | ( ) 1.1) character class [] regular expression between [ and ] is matching characters '-' operator mean From - To ( [0-5] -> [012345] ) '^' operator mean Not '.' operator mean all characters except \n '*' operator mean repeat characters 0~N ( N maybe 2000000000 because memory limit ) '+' operator mean repeat characters 1~N {m,n} operat..