vargheseraphy · August 29, 2015 14:15
diff --git a/regular_expressions.txt b/regular_expressions.txt
 "hello".gsub(/[aeiou]/, '*')                  #=> "h*ll*"
 "hello".gsub(/([aeiou])/, '<\1>')             #=> "h<e>ll<o>"
 "hello".gsub(/./) {|s| s.ord.to_s + ' '}      #=> "104 101 108 108 111 "
 "hello".gsub(/(?<foo>[aeiou])/, '{\k<foo>}')  #=> "h{e}ll{o}"
 'hello'.gsub(/[eo]/, 'e' => 3, 'o' => '*')    #=> "h3ll*"
	"hello".gsub(/[aeiou]/, '') #=> "hll*"
	"hello".gsub(/([aeiou])/, '<\1>') #=> "h<e>ll<o>"
	"hello".gsub(/./) {\|s\| s.ord.to_s + ' '} #=> "104 101 108 108 111 "
	"hello".gsub(/(?<foo>[aeiou])/, '{\k<foo>}') #=> "h{e}ll{o}"
	'hello'.gsub(/[eo]/, 'e' => 3, 'o' => '') #=> "h3ll"