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 vote274 views1 answer
Php filter_var boolean
PHP
8 votes233 views1 answer
Add 0 before number in php
PHP
16 votes239 views6 answers
Session laravel
PHP
0 vote262 views1 answer
Laravel request file empty
PHP
0 vote319 views1 answer
How to add page link in laravel
PHP Laravel
1 vote271 views1 answer
Causes of class not found in laravel
PHP
0 vote298 views1 answer
Laravel store multiple files
PHP Laravel
5 votes274 views2 answers
Laravel redirect with message to section
PHP
0 vote314 views1 answer
Jwt auth laravel auth without password field
PHP Laravel
0 vote235 views1 answer
Login with email or username codeigniter 4
PHP