7 lines
342 B
Ruby
7 lines
342 B
Ruby
p ((Integer(dec1) rescue nil)) # => ArgumentError: invalid value for Integer: "0123459"
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p Integer(dec1.sub(/^0+/,"")) # => 123459
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p Integer("0d" + dec1) # => 123459
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p Integer("0x" + hex2) # => 180154659
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p Integer("0" + oct3) # => 4009
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p Integer("0o" + oct3) # => 4009
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p Integer("0b" + bin4) # => 345
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