<?php 
header("Content-Type:text/html; charset=utf-8"); 
define('APP_ROOT', str_replace('\\', '/', dirname(__FILE__))); 
$test = '这里是一段中文测试代码!'; 
function get_tags_arr($title) 
{ 
require(APP_ROOT.'/pscws4.class.php'); 
$pscws = new PSCWS4(); 
$pscws->set_dict(APP_ROOT.'/scws/dict.utf8.xdb'); 
$pscws->set_rule(APP_ROOT.'/scws/rules.utf8.ini'); 
$pscws->set_ignore(true); 
$pscws->send_text($title); 
$words = $pscws->get_tops(5); 
$tags = array(); 
foreach ($words as $val) { 
$tags[] = $val['word']; 
} 
$pscws->close(); 
return $tags; 
} 
print_r(get_tags_arr($test)); 
//============================================================ 
function get_keywords_str($content){ 
require(APP_ROOT.'/phpanalysis.class.php'); 
PhpAnalysis::$loadInit = false; 
$pa = new PhpAnalysis('utf-8', 'utf-8', false); 
$pa->LoadDict(); 
$pa->SetSource($content); 
$pa->StartAnalysis( false ); 
$tags = $pa->GetFinallyResult(); 
return $tags; 
} 
print(get_keywords_str($test));