Two one-dimentional arrays and search
<p>I have two one-dimentional arrays:</p>

<pre><code>$table1 = (9001, 9002, 9003, 9004, 9005, 9006, 9007);

$table2 = (9001, 9004, 9010);
</code></pre>

<p>I must to know if any element from $table2 is (or is not) inside $table1.</p>

<p>How to do it?</p>
