how to pass data from my controller to the view in laravel 8 - laravel-8

Question

am trying to retrieve data from the controller and send it through and email to student but it not working .i have tried it but it not going
public function test(){
$welcome = DB::table('results')
->select('studentinfos_id','marks','subject_code','name','email','rollid','classname','classnumber','image_path')
->join('studentinfos','studentinfos.id','=','results.studentinfos_id')
->join('subjects','subjects.id','=','results.subjects_id')
->join('addclasses','addclasses.id','=','results.addclasses_id')
->where('studentinfos.id',1)
->orderBy('subject_code','ASC')
->get();
Mail::to('serge#gmaile','divine')->cc('leade#gmail')->send(new mytestmail($welcome));
echo 'check ur inbox';
}
how do i get all the result from the $welcome in my view.blade.php
i was hopping that i will send and email that contains student info and result of there marks and subject through email
<div class="container">
<div class="text-center">
<h1> Result for {{ $classname }} student </h1>
</div>
<div class="border bg-white seespace p-3">
<div class="row">
<div class="col-md-8">
<table class="table table-borderless">
<tr>
<th>CLASS</th>
<td>{{ $welcome->classname }} {{ $welcome->classnumber }}</td>
</tr>
<tr>
<th>FULL NAME</th>
<td>: {{ $welcome->name }}</td>
</tr>
<tr>
<th>EMAIL</th>
<td>: {{ $welcome->email }}</td>
</tr>
<tr>
<th>ENROLLMENT</th>
<td>: {{ $welcome->enrollment }}</td>
</tr>
</table>
</div>
<div class="col-md-4">
<img class=" imgreport center" src="{{ asset('images/' . $welcome->image) }}"
alt="Card image cap">
</div>
</div>
<nav class="bg-dark text-white-50 mb-5">
<div class="container">
<div class="row p-3">
</div>
</div>
</nav>
<table class="table text-center table-bordered table-responsive py-3">
<thead class="thead-info text-center">
<tr>
<th>no</th>
<th>subject</th>
<th>marks</th>
</tr>
</thead>
<tbody>
<?php $num=1;
$total = 0;
$name;
?>
#foreach($welcome as $see)
<tr>
<td>{{ $num++ }}</td>
<td>{{ $see->subject_code }}</td>
<td>{{ $see->marks }}</td>
</tr>
<?php
$total += $see->marks ?>
#endforeach
<tr>
<td></td>
<td >total marks</td>
<td>{{ $total }}</td>
</tr>
<tr>
<td></td>
<td>Download</td>
<td>
<form action="/print" method="get">
<input type="hidden" value="{{$studnet}}" name='id' >
<button class="btn btn-info">Download</button>
</form>
</td>
</tr>
</tbody>
</table>
</div>
</div>
#stop

Answer 1

you have to pass the welcome variable to your view.
In the controller method add the data when displaying your view:
return view('view', ['welcome' => $welcome]);
https://laravel.com/docs/8.x/views#passing-data-to-views