This is used to count the number of characters in a variable.
Example 5-4. count_characters
<?php$smarty->assign('articleTitle', 'Cold Wave Linked to Temperatures.');?>
Where template is:
{$articleTitle} {$articleTitle|count_characters} {$articleTitle|count_characters:true}
This will output:
Cold Wave Linked to Temperatures. 29 33
See also count_words, count_sentences and count_paragraphs.