Compare keys and values of three arrays, and return the matches in PHP
Description
The following code shows how to compare keys and values of three arrays, and return the matches.
Example
/*from w w w.j a va2 s. c o m*/
<?php
$a1=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow");
$a2=array("a"=>"red","b"=>"green","g"=>"blue");
$a3=array("a"=>"red","b"=>"green","g"=>"blue");
$result=array_intersect_assoc($a1,$a2,$a3);
print_r($result);
?>
The code above generates the following result.
