Created
May 29, 2012 21:47
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djb2 and djb2a hash functions in Ruby
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| def djb2 str | |
| hash = 5381 | |
| str.each_byte do |b| | |
| hash = (((hash << 5) + hash) + b) % (2 ** 32) | |
| end | |
| hash | |
| end | |
| def djb2a str | |
| hash = 5381 | |
| str.each_byte do |b| | |
| hash = (((hash << 5) + hash) ^ b) % (2 ** 32) | |
| end | |
| hash | |
| end | |
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