module Web3::Eth::Utility
Public Instance Methods
from_hex(h)
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# File lib/web3/eth/utility.rb, line 14 def from_hex h h.nil? ? 0 : (h.kind_of?(String) ? h.to_i(16) : h) end
hex(num)
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# File lib/web3/eth/utility.rb, line 6 def hex num '0x' + num.to_s(16) end
remove_0x_head(s)
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# File lib/web3/eth/utility.rb, line 18 def remove_0x_head(s) return s if !s || s.length<2 s[0,2] == '0x' ? s[2..-1] : s end
wei_to_ether(wei)
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# File lib/web3/eth/utility.rb, line 10 def wei_to_ether(wei) 1.0 * wei / 10**18 end