Livewire v4 introduces a view-first approach where PHP logic and Blade markup coexist in a single file.
File Location
resources/views/components/counter.wire.phpBasic Structure
@php
new class extends Livewire\Component {
public $count = 0;
public function increment() {
$this->count++;
}
}
@endphp
<div>
Count: {{ $count }}
<button wire:click="increment">+</button>
</div>