Computer scienceProgramming languagesJavaAdditional instrumentsRegular expressions

Regex shorthands

Theory

Match character sets and shorthands

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

Match the items from left and right columns
[0-9]
[A-Z]
[a-zA-Z_0-9]
[^0-9]
[ \t\n\x0B\f\r]
\D
No such shorthand
\s
\w
\d
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