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test.php -------------------------------------------------------------------------------------
echo $_SERVER['DOCUMENT_ROOT'].""; //»ñµÃ·þÎñÆ÷Îĵµ¸ù
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/*
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echo __FILE__.""; //»ñµÃÎļþµÄÎļþϵͳ¾ø¶Ô·¾¶
echo dirname(__FILE__); //»ñµÃÎļþËùÔÚµÄÎļþ¼Ð·¾¶
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$smarty->caching = true; //¿ªÆô»º´æ,ΪflaseµÄʱºî»º´æÎÞЧ
$smarty->cache_lifetime = 60; //»º´æÊ±¼ä
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function get_all_files( $path )
{
$list = array();
foreach( glob( $path . '/*') as $item )
{
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