i18next
www.i18next.com { "key": "{{what}} is {{how}}" } i18next.t('key', { what: 'i18next', how: 'great' }); // -> "i18next is great" こんなかんじでいける
www.i18next.com { "key": "{{what}} is {{how}}" } i18next.t('key', { what: 'i18next', how: 'great' }); // -> "i18next is great" こんなかんじでいける