cakephp - Character limit on a url -

cakephp - Character limit on a url -

still new cakephp im trying character limit echo.

<h5 class="review_title"><?php echo $html->link($review(substr['review']['title']0,50),$review['review']['viewurl']);?></h5>

trying limit header 50 characters. appreciate help.

thank @juhana after reading array tutorial, figured out did wrong... not reading through entire project. appreciated.

<?php $reviewed = substr($review['review']['title'], 0, 20);?> <h5 class="review_title"><?php echo $html->link($reviewed,$review['review']['viewurl']);?></h5>

cakephp substr