stri_enc_list(simplified = FALSE)simplified is FALSE (the default), a list
of character vectors is returned. Each list element
represents a unique character encoding. The name
attribute gives the If simplified is TRUE, then the resulting
list is coerced to a character vector, sorted, and its
duplicates are removed.
"UTF8"
is also valid, see stringi-encoding for more
information.stri_enc_get,
stri_enc_set; stri_enc_info;
stringi-encoding