ListMethods

local sPeripheralName;
local tPeripheralMethods;

print("Enter peripheral name:")
sPeripheralName = read()

tPeripheralMethods = peripheral.getMethods(sPeripheralName)

if tPeripheralMethods == nil then
    print("Peripheral not found!")
else
    for nIndex = 1, #tPeripheralMethods do
        print(tPeripheralMethods[nIndex])
    end
end