class Effect
implements Dependant
Re-export
import { Effect } from "https://deno.land/x/tui@2.1.11/mod.ts";
Effect is an container for callback function, which runs every time any of its dependencies get updated.
When initialized that functions gets ran and all dependencies for it are tracked.
Examples
Example 1
Example 1
const name = new Signal("Jonathan");
const effect = new Effect(() => {
console.log("Your name is", name.value);
});
// printed: "Your name is Jonathan"
await Promise.resolve(); // Dependency tracking is asynchronous read more in `dependency_tracking.ts`
name.value = "Brian";
// printed: "Your name is Brian"
Constructors
new
Effect(effectable: Effectable)