This is used to count the number of sentences in a variable. A sentence being delimited by a dot, question- or exclamation-mark (.?!).
Example 5.6. count_sentences
<?php
$smarty->assign('articleTitle',
'Two Soviet Ships Collide - One Dies.
Enraged Cow Injures Farmer with Axe.'
);
?>
Where template is:
{$articleTitle}
{$articleTitle|count_sentences}
Will output:
Two Soviet Ships Collide - One Dies. Enraged Cow Injures Farmer with Axe. 2
See also
count_characters,
count_paragraphs
and
count_words.