day_of_week

gistfile1.php

<?php

function day_of_week($day, $month, $year = null, $limit = 20) {
	$found_day = false;
	$days = array();
	$time = mktime(0, 0, 1, $month, 1, ($year?$year:date('Y')));
	
	if(date('Y', $time) == $day)
		$found_day = true;
	
	// Search for our first $day
	while(!$found_day) {
		$time += 86400;
		
		if(date('D', $time) == $day)
			$found_day = true;
	}
	
	// Remember our first 'day'
	$days[] = $time;
	
	// Jump ahead 7 days $limit times
	for($i = 0; $i < $limit; $i++) {
		$time += 604800;
		$days[] = $time;
	}
	
	return $days;
}

$tuesdays = day_of_week('Tue', 10, 2009);

foreach($tuesdays as $tuesday) {
	print(date('D M j G:i:s T Y', $tuesday)."\n");
}

?>