Check array has keys in php

Php key in array exists

<?php
$search_array = array('first' => null, 'second' => 4);

// returns false
isset($search_array['first']);

// returns true
array_key_exists('first', $search_array);
?>

Source: php.net

Php array has key

array_key_exists('key', $your_array);

Check array has keys in php

<?php

// The values in this arrays contains the names of the indexes (keys) 
// that should exist in the data array
$required = array('key1', 'key2', 'key3');

$data = array(
    'key1' => 10,
    'key2' => 20,
    'key3' => 30,
    'key4' => 40,
);

if (count(array_intersect_key(array_flip($required), $data)) === count($required)) {
    // All required keys exist!
}

Source: stackoverflow.com

Similar codes

0 vote157 views1 answer
Check value falls between in two range in php
PHP
0 vote176 views2 answers
Laravel return 1 as true
PHP Laravel
0 vote204 views1 answer
Symfony clear cache
PHP Symfony
0 vote178 views1 answer
Rawbetween in laravel
PHP Laravel
0 vote152 views1 answer
Php pdo setting error modes
PHP
0 vote136 views0 answer
Laravel
PHP Laravel
0 vote191 views1 answer
Laravel get relation camelcase api
PHP Laravel
0 vote154 views1 answer
Update Query in Codeigniter Using Multiple Where Condition
PHP
0 vote177 views2 answers
Wp menu declaration
PHP Wordpress
0 vote186 views2 answers
All() in laravel
PHP