if (stri_install_check(silent=TRUE))
stri_trans_toupper("\u00DF", "de_DE") # small German Eszett / scharfes S
if (stri_install_check(silent=TRUE))
stri_cmp_eq(stri_trans_toupper("i", "en_US"), stri_trans_toupper("i", "tr_TR"))
if (stri_install_check(silent=TRUE))
stri_trans_toupper(c('abc','123','\u0105\u0104'))
if (stri_install_check(silent=TRUE))
stri_trans_tolower(c('AbC','123','\u0105\u0104'))
if (stri_install_check(silent=TRUE))
stri_trans_totitle(c('AbC','123','\u0105\u0104'))
if (stri_install_check(silent=TRUE))
stri_trans_totitle("aLA mA kOTA")
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