Method: LinuxStat::Battery.voltage_now

Defined in:
lib/linux_stat/battery.rb

.voltage_now ⇒ Object

Returns the voltage of the battery as Integer However if the info isn’t available or there’s no BAT0 in the system, this will return nil



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# File 'lib/linux_stat/battery.rb', line 170

def voltage_now
	@@voltage_file ||= File.join(PATH, 'voltage_now'.freeze)
	@@voltage_readable ||= File.readable?(@@voltage_file)
	return nil unless @@voltage_readable

	IO.read(@@voltage_file, 16).to_f.fdiv(1000000)
end