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Regex
Matching
Check if a string matches with groups
Display
"two"
if
"one two three"
matches
/one (.*) three/
perl
print $1 if "one two three"=~/^one (.*) three$/
print $1 if "one two three"=~/^one (.*) three$/
erlang
12B3+
case re:run("one two three", "one (.*) three", [{capture, [1], list}]) of {match, Res} -> hd(Res) end.
case re:run("one two three", "one (.*) three", [{capture, [1], list}]) of {match, Res} -> hd(Res) end.
clojure
(if-let [groups (re-matches #"one (.*) three" "one two three")]
(println (second groups)))
(if-let [groups (re-matches #"one (.*) three" "one two three")]
(println (second groups)))
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