<slide>
<title>Discard roads</title>

<blurb>Find all roads with a name, but not the same as our original road</blurb>
<example><![CDATA[$intersectingWays = array();
foreach ( $q as $crossRoad )
{
    $crossTags = Functions::split_tags( $crossRoad[TAGS] );
    if ( !in_array( "name={$roadName}", $crossRoad ) && array_key_exists( 'name', $crossTags ) )
    {
        $intersectingWays[] = $crossRoad['_id'];
    }
}]]></example>
</slide>
