How do you convert a hexadecimal number to a binary number?

ruby-talk
1

I can't find a clue how to convert a hexadecimal number to a binary
number. Anyone know?

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2

number.to_s(2)

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2008/5/30, Bob Sanders <small.business.strategy@gmail.com>:

I can't find a clue how to convert a hexadecimal number to a binary
number. Anyone know?

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Posted via http://www.ruby-forum.com/\.

3

I can't find a clue how to convert a hexadecimal number to a binary
number. Anyone know?

"beef".to_i(16).to_s(2)

=> "1011111011101111"

Regards,

Bill

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From: "Bob Sanders" <small.business.strategy@gmail.com>

4

Bob Sanders wrote:

I can't find a clue how to convert a hexadecimal number to a binary
number. Anyone know?

From Converting to hex (Newbie) - Ruby - Tek-Tips
  > You have to convert items using methods such as String#to_i(base=10)
  > and Fixnum#to_s(base=10). These would be for decimal values. Change
  > to (base=16) for hexadecimal values, (base=2) for binary values,
etc.

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5

Ryan Lewis wrote:

Bob Sanders wrote:

I can't find a clue how to convert a hexadecimal number to a binary
number. Anyone know?

From Converting to hex (Newbie) - Ruby - Tek-Tips
  > You have to convert items using methods such as String#to_i(base=10)
  > and Fixnum#to_s(base=10). These would be for decimal values. Change
  > to (base=16) for hexadecimal values, (base=2) for binary values,
etc.

Big thanks for the quick reply, Ryan!

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Posted via http://www.ruby-forum.com/\.

6

Bob Sanders wrote:

Big thanks for the quick reply, Ryan!

NP, I just happened to needed this same info like two days ago

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