Handy numerical methods 🧮

Handy numerical methods you can use on daily basis in comparison statements in Ruby 🧮

Code snippet 📌

❯ num = 10

❯ num.even?        # same as num % 2 == 0
❯ true

❯ num.odd?         # same as num % 2 != 0
❯ false

❯ num.positive?    # same as num > 0
❯ true

❯ num.negative?    # same as num < 0
❯ false

❯ num.zero?        # same as num == 0
❯ false

❯ num.integer?     # same as num.is_a?(Integer)
❯ true