Smarty - the compiling PHP template engine
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count_words[计算词数]

This is used to count the number of words in a variable.
计算变量里的词数 。

Example 5-7. count_words 

index.php:

$smarty = new Smarty;
$smarty->assign('articleTitle', 'Dealers Will Hear Car Talk at Noon.');
$smarty->display('index.tpl');

index.tpl:

{$articleTitle}
{$articleTitle|count_words}

OUTPUT:

Dealers Will Hear Car Talk at Noon.
7
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