Lifecycle hook sampeyan kanggo jalanake kode ing wektu-wektu tartamtu ing urip komponen — pembuatan, pemasangan menyang DOM, pembaruan, lan pepindahan. Ing Composition API iki fungsi sing dipanggil ing setup.
Hook-hook utama kanthi urutan
vue
<script setup>
import { onMounted, onUpdated, onUnmounted, ref } from "vue";
const data = ref(null);
onMounted(() => {
// component is now in the DOM — fetch data, access elements, init libraries
fetchData().then(d => (data.value = d));
});
onUpdated(() => {
// runs after the DOM re-renders due to a reactive change
});
onUnmounted(() => {
// component is being removed — CLEAN UP here
clearInterval(timer);
window.removeEventListener("resize", handler);
});
</script>