Shorthands

Match character sets and shorthands

Report a typo

Here is a list of character sets. Match them with the corresponding shorthands or mark a shorthand as nonexistent.

Match the items from left and right columns

[0-9]

[A-Z]

[a-zA-Z_0-9]

[^0-9]

[ \t\n\x0B\f\r]

No such shorthand

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