Sprache für Frontend und Backend separat konfigurieren
<?php
// must be called before load_theme_textdomain()
function set_my_locale($locale) {
$locale = ( is_admin() ) ? "en_US" : "de_DE";
setlocale(LC_ALL, $local );
return $locale;
}
add_filter( 'locale', 'set_my_locale' );