Search⌘ K
Home
Courses
The Handbook for Ruby Developers

String Addition and Multiplication

Explore how Ruby treats string addition as concatenation and string multiplication as repetition. Learn to manipulate strings effectively with examples like joining strings, multiplying characters, and formatting output for clearer code.

We'll cover the following...

Editing age program

Let’s look at the program from the previous chapter. Can we improve it in any way?

Ruby
# A simple Ruby Program using variable
age = 20 # Variable
puts "Your age is" 
puts age

We can replace line 3 and 4 with a single line, like this:

Ruby
# A simple Ruby Program using variable
age = "30" # Variable
puts "Your age is " + age

Something is missing, isn’t it? That’s right, the space is missing between the word “is” and the number “30”. As we can see from the example given above, we ...