在PHP中对字符串进行Slugify

Posted 2021-02-26

Function which will slugify a string for use in URLs, taking out any spaces and other non-URL useful characters.

/**
 * Modifies a string to remove al non ASCII characters and spaces.
 */
static public function slugify($text)
{
    // replace non letter or digits by -
    $text = preg_replace('~[^\pLd]+~u', '-', $text);
 
    // trim
    $text = trim($text, '-');
 
    // transliterate
    if (function_exists('iconv'))
    {
        $text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);
    }
 
    // lowercase
    $text = strtolower($text);
 
    // remove unwanted characters
    $text = preg_replace('~[^-w]+~', '', $text);
 
    if (empty($text))
    {
        return 'n-a';
    }
 
    return $text;
}