In Ruby, if we have to print something on the output screen we have two options:
The difference between the two is that the puts (“put string”) is slightly different from print in such a way that it adds a new line in the output after what you print.
No parenthesis or semicolons are needed.
Programming in Ruby
The benefits of using Ruby for web development:
- High level language so its easy to understand
- Object oriented
- Easy to use
Starting with “how to code using Ruby”; for now we discuss only the 3 mainly used data types:
Note: Do not use quotation marks ” ” for the boolean values otherwise Ruby will think it to be a string value.
Lets do a small exercise here that shows how to declare variables and assign them values.
my_number = 25
my_boolean = true
Declaring variables in Ruby is quite simple. Just write the name and assign it a value using the = operator
For eg: Lets set a variable my_num to the value 150
To do so we simply do as follows: