Sha256: 0fe4cbe46acff173fc3b09d6e41083ea31fa040ec0524673c1ec5c52ed3173a2
Contents?: true
Size: 547 Bytes
Versions: 34
Compression:
Stored size: 547 Bytes
Contents
# encoding: UTF-8
module Firefly
class Base62
CHARS = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".split('')
BASE = 62
def self.encode(value)
s = []
while value >= BASE
value, rem = value.divmod(BASE)
s << CHARS[rem]
end
s << CHARS[value]
s.reverse.join("")
end
def self.decode(str)
str = str.split('').reverse
total = 0
str.each_with_index do |v,k|
total += (CHARS.index(v) * (BASE ** k))
end
total
end
end
end
Version data entries
34 entries across 34 versions & 4 rubygems