feat: created usePreferredLanguages

src/PreferredLanguages.ts

@@ -0,0 +1,19 @@
+import { onMounted, onUnmounted, ref } from '@vue/composition-api';
+
+export function usePreferredLanguages() {
+  const value = ref(navigator.languages);
+
+  function handler() {
+    value.value = navigator.languages;
+  }
+
+  onMounted(() => {
+    window.addEventListener('languagechange', handler);
+  });
+
+  onUnmounted(() => {
+    window.removeEventListener('languagechange', handler);
+  });
+
+  return value;
+}

src/index.ts

@@ -13,3 +13,4 @@ export * from './IntersectionObserver';
 export * from './FullScreen';
 export * from './MousePosition';
 export * from './LocalStorage';
+export * from './PreferredLanguages';