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upper
大写

This is used to uppercase a variable.

将变量改为大写

Example 5-22. upper
例 5-22.大写

index.php:

$smarty = new Smarty;
$smarty->assign('articleTitle', "If Strike isn't Settled Quickly it may Last a While.");
$smarty->display('index.tpl');

index.tpl:

{$articleTitle}
{$articleTitle|upper}

OUTPUT:

If Strike isn't Settled Quickly it may Last a While.
IF STRIKE ISN'T SETTLED QUICKLY IT MAY LAST A WHILE.