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Programming-Idioms

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  • Clojure

Idiom #83 Regex with character repetition

Declare the regular expression r matching the strings "http", "htttp", "httttp", etc.

(def r #"htt+p")
 auto r = regex("htt+p");
New implementation...
< > ⌨
deleplace 
(def r #"htt+p")
 auto r = regex("htt+p");
var r = new Regex("htt+p");
auto r = regex("htt+p");
r = Regex.compile!("htt+p")
r := regexp.MustCompile("htt+p")
r :: String -> Bool
r = (=~ "htt+p")

const r = /htt+p/
Pattern r = Pattern.compile("htt+p");
Pattern r = compile("ht{2,}p");
r = "htt+p"
preg_match_all("/htt+p/", $r, $matches)
with TRegExpr.Create('htt+p') do try
finally
  free;
end;
my $r = qr/htt+p/;
r = re.compile(r"htt+p")
r = compile('ht{2,}p')
r = /htt+p/
let r = Regex::new(r"htt+p").unwrap();