gArgs.AddArg("-regtest","Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
"This is intended for regression testing tools and app development. Equivalent to -chain=regtest.",ArgsManager::ALLOW_ANY|ArgsManager::DEBUG_ONLY,OptionsCategory::CHAINPARAMS);
gArgs.AddArg("-segwitheight=<n>","Set the activation height of segwit. -1 to disable. (regtest-only)",ArgsManager::ALLOW_ANY|ArgsManager::DEBUG_ONLY,OptionsCategory::DEBUG_TEST);
gArgs.AddArg("-testnet","Use the test chain. Equivalent to -chain=test.",ArgsManager::ALLOW_ANY,OptionsCategory::CHAINPARAMS);
gArgs.AddArg("-vbparams=deployment:start:end","Use given start/end times for specified version bits deployment (regtest-only)",ArgsManager::ALLOW_ANY|ArgsManager::DEBUG_ONLY,OptionsCategory::CHAINPARAMS);