Chinese word segmentation processing method_PHP tutorial

[php]
 
/**
* Chinese word segmentation processing method
*+---------------------------------
* @param stirng $string The string to be processed
* @param boolers $sort=false reverse order according to value
* @param Numbers $top=0 returns the specified number, and returns all by default
*+---------------------------------
* @return void
​*/ 
function scws($text, $top = 5, $return_array = false, $sep = ',') { 
    include('./pscws4/pscws4.php');//去下面给的网址把pscws4下载下来  
    $cws = new pscws4('utf-8'); 
    $cws -> set_charset('utf-8'); 
    $cws -> set_dict('./pscws4/etc/dict.utf8.xdb'); 
    $cws -> set_rule('./pscws4/etc/rules.utf8.ini'); 
    //$cws->set_multi(3);  
    $cws -> set_ignore(true); 
    //$cws->set_debug(true);  
    //$cws->set_duality(true);  
    $cws -> send_text($text); 
    $ret = $cws -> get_tops($top, 'r,v,p'); 
    $result = null; 
    foreach ($ret as $value) { 
        if (false === $return_array) { 
            $result .= $sep . $value['word']; 
        } else { 
            $result[] = $value['word']; 
        } 
    } 
    return false === $return_array ? substr($result, 1) : $result; 
} 
print_r(scws('青花夔龙纹香炉')); 

/**
* Chinese word segmentation processing method
*+---------------------------------
* @param stirng $string The string to be processed
* @param boolers $sort=false reverse order according to value
* @param Numbers $top=0 returns the specified number, and returns all by default
*+---------------------------------
* @return void
​*/
function scws($text, $top = 5, $return_array = false, $sep = ',') {
    include('./pscws4/pscws4.php');//去下面给的网址把pscws4下载下来
    $cws = new pscws4('utf-8');
    $cws -> set_charset('utf-8');
    $cws -> set_dict('./pscws4/etc/dict.utf8.xdb');
    $cws -> set_rule('./pscws4/etc/rules.utf8.ini');
    //$cws->set_multi(3);
    $cws -> set_ignore(true);
    //$cws->set_debug(true);
    //$cws->set_duality(true);
    $cws -> send_text($text);
    $ret = $cws -> get_tops($top, 'r,v,p');
    $result = null;
    foreach ($ret as $value) {
        if (false === $return_array) {
            $result .= $sep . $value['word'];
        } else {
            $result[] = $value['word'];
        }
    }
    return false === $return_array ? substr($result, 1) : $result;
}
print_r(scws('青花夔龙纹香炉'));