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

0 vote193 views1 answer
Git reset head 3 . how to back git init
PHP
4 votes201 views1 answer
How to check query execution time in laravel
PHP
39 votes201 views3 answers
Reducing the length of paragraph in php
PHP
0 vote179 views1 answer
Wordpress set category front end
PHP
1 vote200 views1 answer
Laravel number add 0 before
PHP
3 votes232 views1 answer
Laravel RuntimeException Session store not set on request.
PHP Laravel
26 votes196 views6 answers
Php header location
PHP
0 vote194 views1 answer
Auth log out laravel
PHP
0 vote187 views1 answer
Symfony form get errors
PHP
0 vote191 views1 answer
Php hide decimals if zero
PHP