Is null php

Php check for null

is_null($foo)

Source: php.net

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 vote201 views1 answer
Compare in wp
PHP Wordpress
6 votes209 views2 answers
Laravel 6 get user id
PHP
0 vote230 views1 answer
Laravel find model inside the same model
PHP Laravel
-1 vote241 views1 answer
Chrome web driver laravel
PHP Laravel
4 votes193 views3 answers
How to hide .php in url
PHP
0 vote173 views2 answers
Wp menu declaration
PHP
6 votes201 views5 answers
Migration rename column laravel
PHP
3 votes262 views4 answers
Delete multiple row by model in laravel
PHP
0 vote224 views3 answers
Add factory data laravel
PHP
1 vote230 views1 answer
Disabling Caching of Queries Laravel Model Cache
PHP Laravel