Introducing runes Rethinking 'rethinking reactivity' The Svelte team Sep 20 2023 In 2019, Svelte 3 turned JavaScript into a reactive language. Svelte is a web UI framework that uses a compiler to turn declarative component code like this... App.svelte<script> let count = 0; function increment() { count += 1; } </script> <button on:click={increment}> clicks: {count} </button> App.svelte<script lang