to subscript - nodef/extra-string GitHub Wiki
Convert string to subscript characters, limited support.
Only following characters can be superscripted:
() + - 0123456789 =a e hijklmnop rstuv x
const toSubscript = require('@extra-string/to-subscript');
// toSubscript(<string>)
toSubscript('hello world');
// 'ₕₑₗₗₒ wₒᵣₗd'
toSubscript('DECCAN PLATEAU');
// 'DECCAN PLATEAU'
'KNO'+toSubscript('3');
// 'KNO₃' (Potassium Nitrate)