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

6 votes167 views3 answers
Php mkdir
PHP
2 votes152 views2 answers
Access json with php
PHP
0 vote148 views1 answer
Date en français - php
PHP
-1 vote214 views2 answers
Elvis operator php
PHP
5 votes174 views2 answers
Heredoc
PHP
0 vote169 views2 answers
Php convert degrees to radians
PHP
5 votes160 views2 answers
Get app url in laravel
PHP
3 votes169 views6 answers
Php preg_match
PHP
7 votes164 views3 answers
Call table name in model laravel
PHP
0 vote177 views1 answer
Preared request pdo
PHP