if

<?php if (条件): ?> <?php elseif (条件): ?> <?php else: ?> <?php endif; ?>

switch

<?php switch( 変数 ): ?> <?php case 値A: ?> <?php break; ?> <?php case 値B: ?> <?php break; ?> <?php default: ?> <?php endswitch; ?>

for

<?php for ($i = 0; $i < 3; $i++): ?> <?php endfor; ?>

foreach

<?php foreach ($color2 as $a => $b): ?> <?php endforeach; ?>

while

<?php $num = 0; ?> <?php while ($num < 5): ?> <?php $num ++; ?> <?php endwhile; ?>