Ireland counties in js array

gistfile1.txt

const counties = ['antrim', 'armagh', 'carlow', 'cavan', 'clare', 'cork', 'derry', 'donegal', 'down', 'dublin', 'fermanagh', 'galway', 'kerry', 'kildare', 'kilkenny', 'laois', 'leitrim', 'longford', 'louth', 'mayo', 'meath', 'monaghan', 'offaly', 'roscommon', 'sligo', 'tipperary', 'tyrone', 'waterford', 'westmeath', 'wexford', 'wicklow'];