Pattern matching with regular expressions : match « String « Ruby

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Ruby » String » match   Pattern matching with regular expressions s = "hello" s =~ /[aeiou]{2}/    # => nil: no double vowels in "hello" s.match(/[aeiou]/) {|m| m.to_s} # => "e": return first vowel   Related examples in the same category 1.  use a method called match, provided by the String class 2.  match doesn't require a regular expression as an argument, it converts any string supplied into a regular expression 3.  if you surround a section with (), the data matched is made available separately from the rest. 4.  The String class has the =~ method and the !~ operator. 5.  The !~ operator returns true if it does not match the string, false otherwise:

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