laravel image ratio validation
// ImageController
public function postImage(Request $request)
{
$this->validate($request, [
'avatar' => 'dimensions:min_width=250,min_height=500'
]);
// or...
$this->validate($request, [
'avatar' => 'dimensions:min_width=500,max_width=1500'
]);
// or...
$this->validate($request, [
'avatar' => 'dimensions:width=100,height=100'
]);
// or...
// Ensures that the width of the image is 1.5x the height
$this->validate($request, [
'avatar' => 'dimensions:ratio=3/2'
]);
}