Php 7

<?php
// Fetches the value of $_GET['user'] and returns 'nobody'
// if it does not exist.
$username = $_GET['user'] ?? 'nobody';
// This is equivalent to:
$username = isset($_GET['user']) ? $_GET['user'] : 'nobody';

// Coalescing can be chained: this will return the first
// defined value out of $_GET['user'], $_POST['user'], and
// 'nobody'.
$username = $_GET['user'] ?? $_POST['user'] ?? 'nobody';
?>

Source: php.net

Php 7

<?php

function arraysSum(array ...$arrays): array
{
    return array_map(function(array $array): int {
        return array_sum($array);
    }, $arrays);
}

print_r(arraysSum([1,2,3], [4,5,6], [7,8,9]));

Source: php.net

Php 7

<?php
  echo "oke";
?>

-1

Similar codes

1 vote196 views1 answer
Php clear output
PHP
0 vote231 views1 answer
Return single row from eloquent all collection laravel
PHP Laravel
3 votes194 views2 answers
How to create shortcode
PHP
0 vote224 views1 answer
Laravel map the output of the api
PHP Laravel
0 vote196 views2 answers
Sort names alphabetically php
PHP
5 votes194 views3 answers
Laravel grouping where
PHP Laravel
0 vote221 views1 answer
Laravel orm latest()
PHP Laravel
0 vote200 views1 answer
Wordpress html classes
PHP
0 vote182 views1 answer
Can i do a relation between 2 coulnm in mongodb laravel
PHP
1 vote198 views1 answer
Clear bootstrap cache laravel
PHP