smarty变量调节器--count_words[计算词数]

计算变量里的词数 。

Example 5-7. count_words

<?php
$smarty->assign('articleTitle', 'Dealers Will Hear Car Talk at Noon.');
?>
   
Where template is:
{$articleTitle}
{$articleTitle|count_words}
   
This will output:
Dealers Will Hear Car Talk at Noon.
7

See also count_characters, count_paragraphs and count_sentences.