Converting Between Characters and Values : Convert to Integer « Number « Ruby

  1. Ruby
  2. Number
  3. Convert to Integer




Converting Between Characters and Values

?a                       # => 97
?!                       # => 33
?\n                      # => 10
'a'[0]                   # => 97
'bad sound'[1]           # => 97

Related examples in the same category

1.convert a floating-point number
2.convert a string
3.convert a binary number from a string
4.convert an octal number
5.convert a hexadecimal number
6.convert a character code
7.Converting Between Classes
8.ArgumentError: invalid value for Integer: "1001 nights"
9.Parsing A Number From A String
10.to_i gives the integer version of an object, and to_f gives the float version
11.Convert string to integer by parameter
12.Convert string to number with non number string
13.Number parser by regular expressons