Php get array key like

Php find key in array

<?php
$search_array = array('first' => 1, 'second' => 4);
if (array_key_exists('first', $search_array)) {
    echo "The 'first' element is in the array";
}
?>

Php get array key like

//your array
    $arr1 = array (
           "y" => 35,
           "x" => 51,
           "z" => 35,
           "c_3" => 4,
           "c_1" => 54,
           "c_6" => 53,
           "c_9" => 52
    );
// Array with keys you want
    $arr2 =  array (
           "c_3" => '',
           "c_1" => '',
           "c_6" => '',
           "c_9" => ''
    );
//use array_intersect_key to find the common  ;)
    print_r(array_intersect_key($arr1,$arr2));

Source: stackoverflow.com

Similar codes

0 vote231 views1 answer
If post checked category wordpress
PHP Wordpress
0 vote231 views2 answers
Laravel-check-if-related-model-exists
PHP Laravel
0 vote184 views1 answer
Check if the date is last month php
PHP
28 votes198 views5 answers
Laravel whereRaw
PHP
10 votes209 views2 answers
Php to shortcode
PHP
3 votes244 views2 answers
Laravel get cookie value
PHP Laravel
1 vote296 views4 answers
Current url route laravel
PHP
13 votes424 views5 answers
Laravel add item to array
PHP Laravel
-1 vote182 views1 answer
Laravel image upload permission denied
PHP
0 vote271 views1 answer
Php enc
PHP