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

9 votes114 views3 answers
Start php session
PHP
60 votes116 views3 answers
Print only some characters of a string in php
PHP
0 vote122 views2 answers
Nested array in laravel
PHP
2 votes157 views5 answers
Kill php process
PHP
1 vote119 views1 answer
How to save information on pdf file in laravel project
PHP
0 vote109 views1 answer
Validation ignored rules
PHP
2 votes107 views1 answer
Google panel with info name
PHP
1 vote123 views1 answer
Laravel datatable format date column
PHP
0 vote127 views1 answer
Check if data inserted in database wordpress plugin
PHP Wordpress
1 vote113 views2 answers
How console log laravel
PHP