Filter

Route::get('/dashboard', [StudentController::class, 'index']);
          
public function index(Request $request){
    $all_data = Student::get(); 
    $all_data = Student::when($request->id !=null, function($q) use($request){ return $q->where('id',$request->id); })  
                        ->when($request->phone !=null, function($q) use($request){ return $q->where('phone',$request->phone); })
                        ->latest()->get();                                                  
    return view('dashboard',compact('all_data'));
}
          
<form action="" method="GET">
    <div class="row">
        <div class="col-5">
            <div class="input-group mb-3">
                <span class="input-group-text">Filter By ID</span>
                <input type="text" name="id" class="form-control">
            </div>  
        </div>
        <div class="col-5">
            <div class="input-group mb-3">
                <span class="input-group-text">Filter By Phone</span>
                <input type="text" name="phone" class="form-control">
            </div>  
        </div>
        <div class="col-2">
            <div class="row">
                <button type="submit" class="btn btn-success bg-success text-white p-2">Filter</button>
            </div>
        </div>
    </div>
</form>