Years, Months and Days between two dates.

date.php

<?php

function time_elapsed($date) {
	$date_one = new DateTime($date);
	$date_two = new DateTime(date('jS F Y'));

	$diff = $date_two->diff($date_one);

	$years = plural_delegate($diff->y, 'years');
	$months = plural_delegate($diff->m, 'months');
	$days = plural_delegate($diff->d, 'days');

	return $years . ', ' . $months . ' and ' . $days;
}

function plural_delegate($count, $phrase) {
	if ($count == 1) {
		$phrase = substr($phrase, 0, -1); //Replace this crap with an Inflector
		return $count . ' ' . $phrase;
	}

	return $count . ' ' . $phrase;

}