regexp(schemes = nil)
Class Public methods
Synopsis
URI::regexp([match_schemes])
Args
-
match_schemes
-
Array of schemes. If given, resulting regexp matches to URIs whose scheme is one of the match_schemes.
Description
Returns a Regexp object which matches to URI-like strings. The Regexp object returned by this method includes arbitrary number of capture group (parentheses). Never rely on it's number.
Usage
require 'uri' # extract first URI from html_string html_string.slice(URI.regexp) # remove ftp URIs html_string.sub(URI.regexp(['ftp']) # You should not rely on the number of parentheses html_string.scan(URI.regexp) do |*matches| p $& end
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