Preact Signal


import { signal, computed } from "@preact/signals";

const count = signal(0);
const double = computed(() => count.value * 2);

function Counter() {
  return (
    <button onClick={() => count.value++}>
      {count} x 2 = {double}
    </button>
  );
}

https://twitter.com/floydophone/status/1629009165422104576?t=iXcnvjicv0Phb9lsTWsbBg&s=19

Introducing Signals - Preact

Signals are a way of expressing state that ensure apps stay fast regardless of how complex they get. Signals are based on reactive principles and provide excellent developer ergonomics, with a unique implementation optimized for Virtual DOM. At its core, a signal is an object with a .value property that holds some value.

Introducing Signals - Preact

https://preactjs.com/blog/introducing-signals/

Introducing Signals - Preact

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