⬡ Unidirectional Data Flow
Parent → Child via props · Child → Parent via events
⬡
Parent Component
Props passed to child
count
0
props ↓
onIncrement
fn
event ↑
props ↓
event ↑
◈
Child Component
Received
count
=
0
+
Increment
Click the button to emit an
increment
event ↑
Data props (down)
Child events (up)
Ready — click
+ Increment
to trigger the flow