elivr.net/npm/@vue/composition-api@0.3.2/dist/vue-composition-api.umd.js"></script>
    <script>
      // add composition api to vue
      Vue.use(vueCompositionApi.default);
    </script>
    <script src="../packages/vue-composable/dist/vue-composable.global.js"></script>
    <script>
      const { useFetch } = vueComposable;
      const { computed, ref, watch } = vueCompositionApi;

      new Vue({
        el: "#app",

        setup() {
          const id = ref(1);
          const { json, loading, exec, e