# NOT RUN {
stri_remove_empty(stri_na2empty(c('a', NA, '', 'b')))
stri_remove_empty(c('a', NA, '', 'b'))
stri_remove_empty(c('a', NA, '', 'b'), TRUE)
stri_omit_empty_na(c('a', NA, '', 'b'))
# }
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