Online PHP editor | refs for 8Tlkn

@ 2013-05-01T06:47:00Z

<?php
$array = array(
    '123',
    '13',
    '1 3',
    '31',
    '21',
    '321',
    '23',
    '2',
    '3',
    '',
    ' 12',
);

$counter = 0;

foreach ( $array as $tunnus )
{
	$counter += (int) preg_match( '#1#', $tunnus );
}

echo $counter;