<?php

$post = array();
$post['array1'] = array(
    'info1' => 'test 1',
    'info2' => 'test 2',
    'info3' => 'test 3'
);
$post['info4'] = '#';

foreach ($post['array1'] as $key => $val) {
    echo "$key => $val\n";
}

?>

info1 => test 1
info2 => test 2
info3 => test 3