Get key of value array php

<?php
$array = array(0 => 'blue', 1 => 'red', 2 => 'green', 3 => 'red');

$key = array_search('green', $array); // $key = 2;
$key = array_search('red', $array);   // $key = 1;
?>

Source: php.net

Get key of array element php

$people = array(
  2 => array(
    'name' => 'John',
    'fav_color' => 'green'
  ),
  5=> array(
    'name' => 'Samuel',
    'fav_color' => 'blue'
  ));
$found_key = array_search('blue', array_column($people, 'fav_color'));

Similar codes

1 vote230 views1 answer
Use model from variable laravel
PHP Laravel
-1 vote210 views1 answer
How to check if PHP-FPM is running
PHP
-1 vote175 views1 answer
Clear Caching of Queries Laravel Specific Model Cache
PHP
0 vote233 views1 answer
Add another column in a table in laravel
PHP
3 votes227 views1 answer
If exist php
PHP
48 votes258 views6 answers
Laravel join table
PHP Laravel
0 vote209 views1 answer
Laravel array length
PHP Laravel
0 vote227 views1 answer
Prosedur dan fungsi dengan php
PHP
0 vote162 views1 answer
Wordpress add menu frontend
PHP
2 votes177 views1 answer
Php count number of files in directory
PHP