How to pass variable to Laravel method?

Question

Laravel

$NUMBER = 533;
$result = vagprice::find($NUMBER); // doesn't find

$NUMBER = strval($NUMBER) // doesn't find
$result = vagprice::find($NUMBER); // doesn't find

$result = vagprice::find('533'); // finds

Answer 1

The problem is not the way the variable is passed. Nothing more can be said without the code.
Laravel itself casts the value to the string: https://github.com/laravel/framework/blob/aa81c2e5...