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 vote271 views1 answer
Installer composer dans ionos
PHP
0 vote252 views1 answer
Remove text keep numbers only php
PHP
1 vote252 views1 answer
PHP Warning: Module 'grpc' already loaded in Unknown on line 0
PHP
0 vote298 views1 answer
Laravel create mode
PHP
3 votes258 views3 answers
Php remove everything after symbol
PHP
1 vote267 views1 answer
WP Uploads Media Path
PHP
12 votes266 views3 answers
For else laravel
PHP Laravel
8 votes263 views3 answers
Php date plus days
PHP
0 vote259 views1 answer
ForPage return keys on page 2
PHP
0 vote247 views1 answer
Php get slug
PHP