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Wildcard character
Key terms:
perl
regular expressions
syntax
posix
dfa
unicode
regex
hc
denoting
lazy
quantifier
ae
vim
nfa
ere
text editor
pattern matching
formal language theory
backtracking
parentheses
kleene star
regular expression engines
expressive power
finite state machine
nondeterministic finite
finite automata
alternation
backslash
case insensitivity
set of all strings
extended regular expressions
bre
posix character classes
regular expression syntax
lazy quantification
literal character
unicode blocks
perl compatible regular expressions
greedy
concatenation
xml schema
regular expression flavors
empty string
character ranges
grep
unicode introduced
posix extended regular
bex
endpoints
net framework
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