PHP - whether the setting error displays -php xxx When PHP executes, there is no code exception prompt

The following code

use php xxx.php When it comes to execution , No code exception prompt

<?php


// The file could not be found 
$file=fopen("welcome.txt","r");

// The divisor cannot be zero 0
$result =  1 / 0;

modify php.ini

Change to the following

display_errors=On

Running , There's a hint