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<!DOCTYPE html>
<html>
<body>

<?php
function myfunction($a,$b)
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if ($a===$b)
{
  "title": "Bienvenue sur notre site web",
  "description": "Nous offrons une variété de services pour répondre à vos besoins.",
  "services": {
    "webDevelopment": "Développement Web",
    "graphicDesign": "Conception Graphique",
    "seo": "Optimisation pour les moteurs de recherche"
  },
  "contact": {
    "email": "Contactez-nous par e-mail à <a href=\"mailto:info@example.com\">info@example.com</a>",
    "phone": "Appelez-nous au <strong>(123) 456-7890</strong>"
  },
  "footer": "Tous droits réservés © 2023"
  }
return 0;
}
return ($a>$b)?1:-1;
}

$a1=array("a"=>"rouge","b"=>"vert","c"=>"bleu");
$a2=array("a"=>"rouge","b"=>"vert","d"=>"bleu");
$a3=array("e"=>"jaune","a"=>"rouge","d"=>"bleu");

$result=array_intersect_uassoc($a1,$a2,$a3,"myfunction");
print_r($result);
?>
 
</body>

</html>