Question

How to generate a range array of numbers and characters and special characters in Ruby

Answer 1

arr = (0..9).to_a + ('A'..'z').to_a + ('!'..'?').to_a

puts arr.join(' ') 



# run:
# 
# 0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z [ \ ] ^ _ ` 
# a b c d e f g h i j k l m n o p q r s t u v w x y z ! " # $ % & ' ( ) * + , - . / 
# 0 1 2 3 4 5 6 7 8 9 : ; < = > ?
#

 

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