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

20 votes213 views3 answers
Make specific migration laravel
PHP
0 vote234 views1 answer
Form validation nullable laravel
PHP Laravel
0 vote206 views1 answer
Check session php
PHP
2 votes227 views3 answers
Php create empty array with size
PHP
0 vote200 views1 answer
Yii::app()->request->get yii1
PHP
13 votes199 views5 answers
How to change validation message in laravel
PHP
4 votes194 views2 answers
Php check if text is blank
PHP
0 vote227 views1 answer
Wordpress pagination custom arrow
PHP Wordpress
0 vote224 views4 answers
Laravel get last created id
PHP Laravel
6 votes213 views3 answers
Check the php version in ubuntu
PHP