Check nulls in php 8

Is null php

// The is_null() function checks whether a variable is NULL or not. This function returns true (1) if the variable is NULL, otherwise it returns false/nothing.

<?php
    $var = NULL;  
	if (is_null($var)) {
      	echo "yes, is null";
      
    } else {
      	echo "not null";
    }
?>

Check nulls in php 8

$country = $session?->user?->getAddress()?->country;

Source: php.net

Similar codes

0 vote381 views1 answer
How to start a session
PHP
0 vote343 views1 answer
How to develop package beside laravel project
PHP
2 votes433 views1 answer
Add to url anchor tag laravel with variable
PHP Laravel
0 vote387 views1 answer
Laravel passport vue 401 Unauthorized
PHP Laravel
-1 vote377 views1 answer
Codeigniter get num_rows
PHP CodeIgniter
0 vote343 views1 answer
Php get from second character of string to middle
PHP
3 votes332 views1 answer
Laravel 7 error npm run dev
PHP
22 votes351 views6 answers
Php write to file
PHP
0 vote366 views1 answer
How to run php file in xampp
PHP
1 vote391 views1 answer
Boot method laravel
PHP Laravel