convert a hexadecimal number : Convert to Integer « Number « Ruby

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Ruby » Number » Convert to Integer 
convert a hexadecimal number


puts Integer(0x20

 
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 character code
6. Converting Between Classes
7. ArgumentError: invalid value for Integer: "1001 nights"
8. Converting Between Characters and Values
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
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