count_characters[字符计数]

Parameter Position	Type	Required	Default	Description
1	boolean	No	false	This determines whether or not to include whitespace characters in the count. 决定是否计算空格字符。

This is used to count the number of characters in a variable.
计算变量里的字符数

Example 5-3. count_characters

index.PHP:

$smarty = new Smarty;
$smarty->assign('articleTitle', 'Cold Wave Linked to Temperatures.');
$smarty->display('index.tpl');

index.tpl:

{$articleTitle}
{$articleTitle|count_characters}
{$articleTitle|count_characters:true}

OUTPUT输出:

Cold Wave Linked to Temperatures.
29
33

Smarty模板引擎中文在线手册

count_characters[字符计数]