1const state = useMutableState({ 2 count: 0, 3 items: [1,2,3], 4 nested: { value: { deep: 42 } }, 5 regex: /abc/i, 6}); 7 8return (<div> 9 <Button onClick={() => (state.count += 1)}>state.count += 1</Button> 10 <Button onClick={() => (state.nested.value.deep += 1)}>state.nested.value.deep += 1</Button> 11 <Button onClick={() => state.items.push(state.items.length + 1)}>state.items.push()</Button> 12 <Button onClick={() => state.items.pop()}>state.items.pop()</Button> 13 <Button onClick={() => (state.regex = new RegExp(Date.now().toString(), 'g'))}> 14 state.regex = Date.now() 15 </Button> 16</div>); 17