Convert string to number with non number string : Convert to Integer « Number « Ruby

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Ruby » Number » Convert to Integer

Convert string to number with non number string





puts "13: a baker's dozen".to_i                          # => 13

puts '1001 Nights'.to_i                                  # => 1001

puts 'Night'.to_i                                        

puts 'Equipment'.to_f

puts '$60.50'.to_f                                       # => 0.0

puts 'AAAA!'.hex                                         

puts '0xA2Z'.hex                                         # => 162

puts '-10'.oct                                           # => -8

puts '-109'.oct                                          # => -8

puts '3.14'.to_i                                         # => 3

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.	Converting Between Characters and Values
10.	Parsing A Number From A String
11.	to_i gives the integer version of an object, and to_f gives the float version
12.	Convert string to integer by parameter
13.	Number parser by regular expressons

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