Call integer.to_s and Interpolation : Interpolating « Language Basics « Ruby






  1. Ruby
  2. Language Basics
  3. Interpolating

Call integer.to_s and Interpolation


x = 10
y = 20
puts x.to_s + " + " + y.to_s + " = " + (x + y).to_s
puts "#{x} + #{y} = #{x + y}"








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1.Interpolation
2.Interpolating Variables in Double-Quoted Strings
3.Number value Interpolation
4.The #{100 * 5} interpolates the result of 100 * 5 (500) into the string at that position
5.You can interpolate strings too
6.Constant Interpolation
7.Use string method in interpolation
8.Using expression substitution
9.Add extra # sign to interpolation
10.Compare string after interpolation
11.Put class into interpolation block
12.Do a calculation in interpolation block
13.Escape theinterpolation string
14.Interpolation in Here document