Php array_intersect

Array_intersect php

<?php
$a1 = array("a"=>"red", "b"=>"green", "c"=>"blue", "d"=>"yellow");
$a2 = array("e"=>"red", "f"=>"green", "g"=>"blue");

$result = array_intersect($a1, $a2);
print_r($result); //Array ( [a] => red [b] => green [c] => blue )

Php get intersection of two 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);

Php array_intersect

PHP function array_intersect(array $array1, array $array2, array ...$_) int[]
-----------------------------------------------------------------------------
Computes the intersection of arrays
  
Parameters:
array--$array1--The array with main values to check.
array--$array2--An array to compare values against.
array--...$_--[optional]
Returns: an array containing all of the values in array1 whose values exist in all of the parameters.

Source: php.net

Similar codes

1 vote230 views1 answer
PHP Warning: Module 'grpc' already loaded in Unknown on line 0
PHP
4 votes273 views2 answers
Laravel session forget
PHP Laravel
0 vote234 views2 answers
Displaying Custom Navigation Menus in WordPress Themes
PHP
1 vote327 views1 answer
Laravel pagination publish command
PHP Laravel
0 vote225 views1 answer
Sub menu for post type in wordpress
PHP
2 votes235 views1 answer
Extend laravel blade
PHP Laravel
0 vote254 views2 answers
Octobercms mail
PHP
5 votes275 views5 answers
Laravel where creation is today carbon
PHP
1 vote240 views1 answer
Laravel get first letter of each word
PHP
0 vote259 views1 answer
Php array_intersect_assoc
PHP