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 vote133 views2 answers
Woocommerce_breadcrumb chnage house icon
PHP
0 vote125 views1 answer
Invalid_scope 'Custom scopes are not allowed for this request.' okta
PHP
20 votes178 views6 answers
Php array_search
PHP
1 vote216 views1 answer
Cakephp 404 exception
PHP CakePHP
18 votes136 views6 answers
Wherein laravel
PHP Laravel
2 votes154 views2 answers
Send multiple attachment in mail laravel 8
PHP Laravel
0 vote116 views2 answers
Laravel livewire-datatable delete column pop up issue
PHP
0 vote152 views1 answer
Eager load relationships on an existing model in route laravel
PHP Laravel
1 vote122 views1 answer
Regex to check date format php
PHP
0 vote136 views1 answer
Require and include difference in laravel
PHP Laravel