> minus-dash, dash, en dash, em dash and minus is pointless Hyphens and em-dashes have literally opposite functions. Hyphens join words together, as in compoun

> minus-dash, dash, en dash, em dash and minus is pointless Hyphens and em-dashes have literally opposite functions. Hyphens join words together, as in compound adjectives. Em-dashes separate clauses in a sentence. (And en-dashes are used for ranges.)