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22 Cards in this Set

  • Front
  • Back
Word boundary
Word nonboundary
Numeral 0 through 9
Single white space
Single nonwhite space
Letter, numeral or underscore
Not letter, numeral or underscore
Any character except newline
Character set
Negated character set
Last character occurring zero or more times
Last character occurring zero or one time
Last character occurring one or more times
Last character occurring exactly n times
Last character occurring n or more times
Last character occurring at least n, at most m times
Pattern occurring at the beginning of the string
Character occurring at the end of the string
All occurrences of the pattern; that is, (g)lobal
Case (i)nsensitive occurrences of the pattern
OR operator