05 - converting between numeric bases.rb

来自「O Reilly Ruby Cookbook source code」· RB 代码 · 共 25 行

RB
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0b100                          # => 40o100                          # => 640x100                          # => 256#---"1045".to_i(10)                   # => 1045"-1001001".to_i(2)                # => -73"abc".to_i(16)                    # => 2748"abc".to_i(20)                    # => 4232"number".to_i(36)                 # => 1442151747"zz1z".to_i(36)                   # => 1678391"abcdef".to_i(16)                 # => 11259375"AbCdEf".to_i(16)                 # => 11259375#---42.to_s(10)                       # => "42"-100.to_s(2)                      # => "-1100100"255.to_s(16)                      # => "ff"1442151747.to_s(36)               # => "number"#---"6".to_i(2)                       # => 0"0".to_i(1)# ArgumentError: illegal radix 140.to_s(37)# ArgumentError: illegal radix 37#---

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