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 vote222 views2 answers
Laravel restrict home route access
PHP Laravel
0 vote243 views1 answer
Url() inside laravel config files
PHP
0 vote290 views1 answer
Wordpress check shortcode exists
PHP Wordpress
0 vote284 views2 answers
Php regex non printable characters
PHP
0 vote238 views3 answers
Php decrement variable by 1
PHP
0 vote254 views4 answers
Laravel collection contains
PHP
1 vote287 views1 answer
Copy env example to .env in laravel
PHP Laravel
0 vote284 views1 answer
Laravel get all old input
PHP Laravel
0 vote259 views1 answer
Php catch echo output
PHP
0 vote228 views1 answer
Singular from table laravel
PHP