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. regex
^(?=\P{Ll}*\p{Ll})(?=\P{Lu}*\p{Lu})(?=\P{N}*\p{N})(?=.*[^\p{L}\p{N}\p{C}]).{8,}$
\p{x} Unicode , x
^(?=\P{Ll}*\p{Ll}) script(?=\P{Lu}*\p{Lu}) , , script(?=\P{N}*\p{N}) script(?=.*[^\p{L}\p{N}\p{C}]) , , ..{8,} , 8 ( )$