/PHP/ErrorException Undefined index(laravel 7 array helpers)

ErrorException Undefined index(laravel 7 array helpers)

use Illuminate\Support\Arr;

$array = ['name' => 'John Doe', 'age' => 17];

$exists = Arr::exists($array, 'name');

// true

$exists = Arr::exists($array, 'salary');

// false

Source: laravel.com

Similar codes

0 vote321 views1 answer
Preg_split
PHP
9 votes366 views6 answers
Laravel current url
PHP Laravel
0 vote350 views1 answer
Parse error: syntax error, unexpected '' (T_ENCAPSED_AND_WHITESPACE), expecting '-' or identifier (T_STRING) or variable (T_VARIABLE) or number (T_NUM_STRING)
PHP
0 vote327 views3 answers
What is post_class()
PHP
-1 vote325 views1 answer
Laravel migration table bigint
PHP
0 vote304 views1 answer
If ip is
PHP
11 votes340 views3 answers
Define home url wordpress config.php
PHP
12 votes328 views5 answers
Php filter array
PHP
7 votes337 views3 answers
Php array flip
PHP
0 vote331 views1 answer
Php shell_exec must be connected to a terminal
PHP