Ruby - Apply String method on string value

Introduction

The following code shows how to use some string methods.

Demo

s = "hello world" 
puts s.length            #=> 11 
puts s.reverse!          #=> Hello world 
puts s.reverse           #=> dlrow olleH  
puts s.upcase            #=> HELLO WORLD 
puts s.capitalize        #=> Hello world 
puts s.swapcase          #=> hELLO WORLD 
puts s.downcase          #=> hello world 
puts s.insert(7,"NOT ")  #=> hello wNOT orld 
puts s.squeeze           #=> helo wNOT orld 
puts s.split             #=> ["helo", "wNOT", "orld"]
# from  w w w  . ja v a2  s.  co  m

Result

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