<?php
	$data = DateTime::createFromFormat('d/m/Y', '09/11/2018'); // Define a data inicial
	$fim = DateTime::createFromFormat('d/m/Y', '16/11/2018'); // Define a data final
	$intervaloDias = 3; // Define o intervalo de dias
 
	while ($data->format('Y-m-d') <= $fim->format('Y-m-d')) { // Verifica se a data é menor que a data final
 
		echo $data->format('Y-m-d ') . "\n"; // Escreve a data na tela
 
		$data = $data->add(new DateInterval('P'.$intervaloDias.'D')); // Incrementa a data
	}
?>

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