indent[缩进]
This indents a string at each line, default is 4. As
an optional parameter, you can specify the number of characters to
indent. As an optional second parameter, you can specify the
character to use to indent with. (Use "\t" for tabs.)
在每行缩进字符串，默认是4个字符。
作为可选参数，你可以指定缩进字符数。
作为第二个可选参数，你可以指定缩进用什么字符代替。
特别提示：使用缩进时如果是在HTML中，则需要使用& n b s p;(空格)来代替缩进，否则没有效果。
Example 5-12. indent
index.php:
$smarty = new Smarty;
$smarty->assign('articleTitle', 'NJ judge to rule on nude beach.');
$smarty->display('index.tpl');
index.tpl:
{$articleTitle}
{$articleTitle|indent}
{$articleTitle|indent:10}
{$articleTitle|indent:1:"\t"}
OUTPUT:
NJ judge to rule on nude beach.
Sun or rain expected today, dark tonight.
Statistics show that teen pregnancy drops off significantly after 25.
NJ judge to rule on nude beach.
Sun or rain expected today, dark tonight.
Statistics show that teen pregnancy drops off significantly after 25.
NJ judge to rule on nude beach.
Sun or rain expected today, dark tonight.
Statistics show that teen pregnancy drops off significantly after 25.
NJ judge to rule on nude beach.
Sun or rain expected today, dark tonight.
Statistics show that teen pregnancy drops off significantly after 25.
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