install.packages("r2symbols")
library("r2symbols")
symbol("alpha")
sym("heart")
symbol(23)
View information about this at https://cran.r-project.org/web/packages/r2symbols
For a complete list of all the symbols and codes, please go to this link. Thank you. - https://r2symbols.obi.obianom.com/ - http://coursewhiz.org/mainsite/r2symbols_cheatcheat.html