realar/api/signal/select

const { signal } = require('realar@0.6.0-alpha.9'); const store = signal({ city: 'NY' }); const city = store.select(state => state.city); // Subscribe to city selector updates city.to(name => console.log(name)); // We will see reaction on deleveloper console output with new city selector value store.update(state => ({ ...state, city: 'LA' }));