Php get intersection of arrays

$array1 = [1, 2];
$array2 = [2, 3, 4];
$commonValue = array_intersect($array1, $array2);
//$commonValue = 2
// If you have X number of arrays you can do:
$array1 = [1, 2];
$array2 = [2, 3, 4];
$arrayOfArrays = [$array1, $array2];
$commonValue = array_intersect(...$arrayOfArrays);

Javascript get intersection of two arrays

function getArraysIntersection(a1,a2){
    return  a1.filter(function(n) { return a2.indexOf(n) !== -1;});
}
var colors1 = ["red","blue","green"];
var colors2 = ["red","yellow","blue"];
var intersectingColors=getArraysIntersection(colors1, colors2); //["red", "blue"]

Similar codes

0 vote179 views1 answer
Determining if input is present in Laravel
PHP Laravel
0 vote149 views1 answer
Get taxonomies for custom post type
PHP
1 vote182 views2 answers
Laravel migration check if table has column
PHP Laravel
0 vote181 views1 answer
Woocommerce_default_catalog_orderby desc
PHP
1 vote193 views2 answers
Laravel check if object empty
PHP Laravel
0 vote178 views1 answer
Handling deadlocks laravel
PHP Laravel
0 vote167 views1 answer
Wp_signon wordpress login subdomain
PHP
1 vote159 views2 answers
{php} in smarty
PHP
0 vote181 views1 answer
The uploaded file exceeds the upload_max_filesize in laravel
PHP Laravel
0 vote149 views1 answer
PHP code to read JSON string on server
PHP