Laravel Blade adds tab prefix before source code

Question

In the source code of the web browser I have the following tab prefix:

I checked main.blade.php This is the main layout template but it doesn't have any initial tabs or spaces:

I don’t know why this tag is rendered? ! I'm using laravel-5.4

Answer 1

Probably BOM (Byte Order Mark)

Read more here: https://www.w3.org/International/questions/qa-byte-order-mark