test-array-intersect.php

<?php
for ($i=1;$i<=4;$i++){
echo "$i"."<BR>";
$_i[] = $i;
}
 
echo "-------------------------------------------------------------<br/>";
 
for ($a=4;$a<=6;$a++){
echo "$a"."<BR>";
$_a[] = $a;
}
 
echo "-------------------------------------------------------------<br/>";

if(array_intersect($_i, $_a)){
        echo "Ada angka yang sama";
}else{
        echo "Tidak ada angka yang sama";
}
?>